{"title":"Seismic Fullspin Skate Bearings with Built-in Spacers (Skateboard bearing spacing only)","description":"\u003cp\u003eFullspin’s patented Built-In spacer interface is quite simply\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ethe most advanced bearing alignment tech ever seen in the skate world\u003c\/em\u003e, full stop.\u003c\/p\u003e\n\u003cp\u003eIntegral half-spacers with\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eextra-wide flanged ends\u003c\/em\u003e\u003cspan\u003e\u003cstrong\u003e*\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e(U.S. Pat. #9,126,101) square up inside wheels with\u003cspan\u003e \u003c\/span\u003e\u003cem\u003emore than double the contact area\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eof ordinary Built-In interfaces – powering\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eabsolutely unparalleled alignment precision and stability\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003eSystem corrects for off-spec axles and misaligned bearing seats.\u003cstrong\u003e\u003csup\u003e1\u003c\/sup\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLevels and steadies all working components of seated bearings\u003cspan\u003e \u003c\/span\u003e\u003cem\u003efar better than any other design\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003e(Built-In or Classic), to unleash\u003cspan\u003e \u003c\/span\u003e\u003cem\u003enear-perfectly optimized paired performance.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eSynergizes with all advanced features in individual bearings to maintain exceptionally consistent wheel contact and grip; support extremely predictable slide performance; and noticeably extend both wheel and bearing life.\u003c\/p\u003e\n\u003cp\u003eBuilt-in spacer lengths calibrated to extra-strict 0.400-inch combined width tolerance, to support highly accurate positioning of paired bearings inside finer wheels with well-engineered hubs.\u003cstrong\u003e\u003csup\u003e2\u003c\/sup\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFlange components precision-machined from premium bearing steel with advanced heat-treatment for unmatched strength, toughness, and press-fit stability.\u003cstrong\u003e\u003csup\u003e3\u003c\/sup\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRadius reduced to bare minimum on all edges (ends of flange components and extended inner rings), for fuller contact and more stable alignment at half-spacer interfaces.\u003c\/p\u003e\n\u003cp\u003eInner ring bore specs dialed to maintain exceptional straightness on finer axles. Extends 0.5mm on outer (seal) side, eliminating need for washers at hanger and nut interfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e*\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThe broad Fullspin XT Built-In half-spacer ends may not fit into hub-less street wheels with extra-thick urethane bearing supports – which sometimes leave the wheel’s central hole smaller than the flange (15mm in diameter). Choose Fullspin Classic or Fullspin LITE Built-In bearings for wheels of this kind.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003csup\u003e1\u003c\/sup\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCommon issues include micro-flaws in axle diameter, axle concentricity, axle straightness, bearing seat levelness, and bearing seat spacing.\u003cbr\u003e\u003cstrong\u003e\u003csup\u003e2\u003c\/sup\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOversized built-in spacers seen in some well-known brands prevent at least one bearing in each wheel from fully seating. Wheels are then prone to lurching back-and-forth on the bearing stacks during hard turns and slides – causing inconsistent grip and slide behavior and prematurely-worn bearing pockets.\u003cbr\u003e\u003cstrong\u003e\u003csup\u003e3\u003c\/sup\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMatching coefficients of thermal expansion ensure extremely stable press-fit between the flange component and the inner ring (machined from identical steel).\u003c\/p\u003e","products":[{"product_id":"seismic-fullspin-7-ball-lite-built-in-bearings-8-pack","title":"Seismic - Fullspin 7-Ball LITE Built-In 8mm Bearings (8 Pack)","description":"\u003cp\u003e\u003cstrong\u003eFullspin\u003csup\u003e®\u003c\/sup\u003e 7-Ball LITE Bearings with High-Precision Built-In Spacer System\u003cbr\u003e\u003c\/strong\u003e\u003cem\u003eA streamlined, more affordable version of our patented Fullspin 7-Ball Steel XT Built-In bearing design\u003cbr\u003e\u003c\/em\u003eNext-level skate bearing tech – \u003cem\u003emore speed, better handling, longer life!\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eFit standard 8mm axles only.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-page-block-content spacer\"\u003e\n\u003cp\u003e Roll tighter, truer, faster, and smarter on \u003cstrong\u003eFullspin:\u003c\/strong\u003e \u003cem\u003ethe absolute best skate bearings in the entire history of skate bearings!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eTHE BASICS\u003c\/u\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e7-Ball system \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eBest overall balance of speed and resistance to frequent impacts and side loads. Recommended for high-speed turning \/ sliding and all style \/ trick disciplines.\u003cbr\u003e\u003cstrong\u003ePremium Steel balls \u003c\/strong\u003e– Superior Grade G10 balls spin truer with less friction inside bearings.\u003cbr\u003e\u003cstrong\u003eExceptionally tight, consistent assembly and raceway tolerances\u003c\/strong\u003e – Significantly less internal play, friction, wear, and noise. \u003cem\u003eSuperior speed, handling, and durability.\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003eExtra-tough steel\u003c\/strong\u003e \u003cstrong\u003eand thicker outer rings \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eRaceways hold strictest curvature and finest surface finish – and \u003cem\u003ebearings stay tight and fast\u003c\/em\u003e – for far longer. Thicker, \u003cem\u003e60%-stiffer\u003c\/em\u003e outer rings resist flexing, \u003cem\u003espin truer and faster\u003c\/em\u003e, and keep seals from popping off on extreme impacts. Coated with a strong rust-preventative agent, but more economically finished without the black oxide anti-corrosion surface treatment seen in premium Steel and Ceramic XT models.\u003cbr\u003e\u003cstrong\u003eState-of-the-art Built-In spacing \/ alignment system \u003c\/strong\u003e– A more affordable design without Fullspin’s patented Built-In flange tech (seen in Steel and Ceramic XT models), but still superior to Built-In systems from other brands. Integral half-spacers with smarter, stricter dimensional specs square up inside wheels with \u003cem\u003eoutstanding precision and stability\u003c\/em\u003e. System levels and steadies all working components of seated bearings to unlock \u003cem\u003etruly exceptional paired performance\u003c\/em\u003e. Synergizes with all advanced features in individual bearings to maintain extremely consistent wheel contact and grip; support highly predictable slide performance; and noticeably extend both wheel and bearing life.\u003cbr\u003e\u003cstrong\u003eHigh-end lubricant\u003c\/strong\u003e – Formulated for \u003cem\u003epeak performance under real-world skating stresses\u003c\/em\u003e (not max free-spin time).\u003cbr\u003e\u003cstrong\u003eLabyrinth-style outer seals\u003c\/strong\u003e – Edges of seals slot inside V-shaped grooves for maximum resistance to dust and debris.\u003cbr\u003e\u003cstrong\u003eNext-level anti-contaminant ball retainers\u003c\/strong\u003e – Expanded outer diameter slots into groove in outer ring just like a second seal, to form a \u003cem\u003eunique integral barrier against dirt and grime\u003c\/em\u003e.\u003cbr\u003e\u003cbr\u003eMade to fit skateboard\/longboard wheels. May not fit roller skate wheels.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Skate Ratz","offers":[{"title":"Default Title","offer_id":47039006408948,"sku":"019085558894","price":27.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/files\/1fb8e2bf-29a3-4006-ae28-57d4490c65b3.png?v=1760640230"},{"product_id":"seismic-fullspin-7-ball-steel-xt-built-in-bearings","title":"Seismic - Fullspin 7-Ball Steel XT Built-In 8mm Bearings (8 Pack)","description":"\u003cp\u003e\u003cstrong\u003eFullspin\u003csup\u003e®\u003c\/sup\u003e 7-Ball Steel XT™ Bearings with Patented High-Precision Built-In Spacer System\u003cbr\u003e\u003c\/strong\u003eNext-level skate bearing tech – \u003cem\u003emore speed, better handling, longer life!\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eFit standard 8mm axles only. \u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eWe spent over two years nerding out with a crack team of American engineers from one of the biggest and best bearing factories in the world, to raise the bar on bearing tech \u003cem\u003eyet again\u003c\/em\u003e! Roll tighter, truer, faster, and smarter on \u003cstrong\u003eFullspin:\u003c\/strong\u003e \u003cem\u003ethe absolute best skate bearings in the entire history of skate bearings!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eTHE BASICS\u003c\/u\u003e\u003c\/strong\u003e \u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e7-Ball system \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eBest overall balance of speed and resistance to frequent impacts and side loads. Recommended for high-speed turning \/ sliding and all style \/ trick disciplines.\u003cbr\u003e\u003cstrong\u003ePremium Steel balls \u003c\/strong\u003e– Superior Grade G10 balls spin truer with less friction inside bearings.\u003cbr\u003e\u003cstrong\u003eExceptionally tight, consistent assembly and raceway tolerances\u003c\/strong\u003e – Significantly less internal play, friction, wear, and noise. \u003cem\u003eSuperior speed, handling, and durability.\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003eExtra-tough steel\u003c\/strong\u003e \u003cstrong\u003eand thicker outer rings \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eRaceways hold strictest curvature and finest surface finish – and \u003cem\u003ebearings stay tight and fast\u003c\/em\u003e – for far longer. Thicker, \u003cem\u003e60%-stiffer\u003c\/em\u003e outer rings resist flexing, \u003cem\u003espin truer and faster\u003c\/em\u003e, and keep seals from popping off on extreme impacts. Premium black oxide surface treatment adds exceptional corrosion resistance.\u003cbr\u003e\u003cstrong\u003eNext-level patented Built-In spacing \/ alignment system – \u003c\/strong\u003eBuilt-in half-spacers with \u003cem\u003eextra-wide flanged ends\u003c\/em\u003e\u003cstrong\u003e*\u003c\/strong\u003e square up inside wheels with \u003cem\u003emore than double the contact area\u003c\/em\u003e of ordinary Built-In interfaces – powering \u003cem\u003eabsolutely unparalleled alignment precision and stability\u003c\/em\u003e. System levels and steadies all working components of seated bearings \u003cem\u003efar better than any other design\u003c\/em\u003e (Built-In or Classic), to unleash \u003cem\u003enear-perfectly optimized paired performance.\u003c\/em\u003e Synergizes with all advanced features in individual bearings to maintain exceptionally consistent wheel contact and grip; support extremely predictable slide performance; and noticeably extend both wheel and bearing life.\u003cbr\u003e\u003cstrong\u003eHigh-end lubricant\u003c\/strong\u003e – Formulated for \u003cem\u003epeak performance under real-world skating stresses\u003c\/em\u003e (not max free-spin time).\u003cbr\u003e\u003cstrong\u003eLabyrinth-style outer seals\u003c\/strong\u003e – Edges of seals slot inside V-shaped grooves for maximum resistance to dust and debris.\u003cbr\u003e\u003cstrong\u003eNext-level anti-contaminant ball retainers\u003c\/strong\u003e – Expanded outer diameter slots into groove in outer ring just like a second seal, to form a \u003cem\u003eunique integral barrier against dirt and grime\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*\u003c\/strong\u003e \u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/em\u003e Flanged half-spacer ends may not fit into hub-less street wheels with extra-thick urethane bearing supports. Choose Fullspin Classic or Fullspin LITE Built-In bearings for wheels of this kind.\u003cbr\u003e\u003cbr\u003eMade to fit skateboard\/longboard wheels. May not fit roller skate wheels.\u003c\/p\u003e","brand":"Skate Ratz","offers":[{"title":"Default Title","offer_id":47039026364660,"sku":"019083969531","price":38.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/files\/48306d9f-067d-473b-9162-f9b1caa687bf.png?v=1760640504"},{"product_id":"seismic-fullspin-7-ball-ceramic-xt-built-in-bearings","title":"Seismic - Fullspin 7-Ball Ceramic XT Built-In 8mm Bearings (8 Pack)","description":"\u003cp\u003e\u003cstrong\u003eFullspin\u003csup\u003e®\u003c\/sup\u003e 7-Ball Ceramic XT™ Bearings with Patented High-Precision Built-In Spacer System\u003cbr\u003e\u003c\/strong\u003eNext-level skate bearing tech – \u003cem\u003emore speed, better handling, longer life!\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eFit standard 8mm axles only.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-page-block-content spacer\"\u003e\n\u003cp\u003eWe spent over two years nerding out with a crack team of American engineers from one of the biggest and best bearing factories in the world, to raise the bar on bearing tech \u003cem\u003eyet again\u003c\/em\u003e! Roll tighter, truer, faster, and smarter on \u003cstrong\u003eFullspin:\u003c\/strong\u003e \u003cem\u003ethe absolute best skate bearings in the entire history of skate bearings!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eTHE BASICS\u003c\/u\u003e\u003c\/strong\u003e \u003cem\u003e(Scroll down for more in-depth technical info.)\u003c\/em\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e7-Ball system \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eBest overall balance of speed and resistance to frequent impacts and side loads. Recommended for high-speed turning \/ sliding and all style \/ trick disciplines.\u003cbr\u003e\u003cstrong\u003ePremium Ceramic balls \u003c\/strong\u003e– Lighter, smoother, harder, lower in friction, self-lubricating, more heat-resistant, completely rustproof. \u003cem\u003eIncreased acceleration, speed, and durability versus Steel balls\u003c\/em\u003e. Manufactured to superior Grade G10 spec for truer, lower-friction ball spin inside bearings.\u003cbr\u003e\u003cstrong\u003eExceptionally tight, consistent assembly and raceway tolerances\u003c\/strong\u003e – Significantly less internal play, friction, wear, and noise. \u003cem\u003eSuperior speed, handling, and durability.\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003eExtra-tough steel\u003c\/strong\u003e \u003cstrong\u003eand thicker outer rings \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eRaceways hold strictest curvature and finest surface finish – and \u003cem\u003ebearings stay tight and fast\u003c\/em\u003e – for far longer. Thicker, \u003cem\u003e60%-stiffer\u003c\/em\u003e outer rings resist flexing, \u003cem\u003espin truer and faster\u003c\/em\u003e, and keep seals from popping off on extreme impacts. Premium black oxide surface treatment adds exceptional corrosion resistance.\u003cbr\u003e\u003cstrong\u003eNext-level patented Built-In spacing \/ alignment system – \u003c\/strong\u003eBuilt-in half-spacers with \u003cem\u003eextra-wide flanged ends\u003c\/em\u003e\u003cstrong\u003e*\u003c\/strong\u003e square up inside wheels with \u003cem\u003emore than double the contact area\u003c\/em\u003e of ordinary Built-In interfaces – powering \u003cem\u003eabsolutely unparalleled alignment precision and stability\u003c\/em\u003e. System levels and steadies all working components of seated bearings \u003cem\u003efar better than any other design\u003c\/em\u003e (Built-In or Classic), to unleash \u003cem\u003enear-perfectly optimized paired performance.\u003c\/em\u003e Synergizes with all advanced features in individual bearings to maintain exceptionally consistent wheel contact and grip; support extremely predictable slide performance; and noticeably extend both wheel and bearing life.\u003cbr\u003e\u003cstrong\u003eHigh-end lubricant\u003c\/strong\u003e – Formulated for \u003cem\u003epeak performance under real-world skating stresses\u003c\/em\u003e (not max free-spin time).\u003cbr\u003e\u003cstrong\u003eLabyrinth-style outer seals\u003c\/strong\u003e – Edges of seals slot inside V-shaped grooves for maximum resistance to dust and debris.\u003cbr\u003e\u003cstrong\u003eNext-level anti-contaminant ball retainers\u003c\/strong\u003e – Expanded outer diameter slots into groove in outer ring just like a second seal, to form a \u003cem\u003eunique integral barrier against dirt and grime\u003c\/em\u003e.\u003cbr\u003e\u003cbr\u003eMade to fit skateboard\/longboard wheels. May not fit roller skate wheels.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Skate Ratz","offers":[{"title":"Default Title","offer_id":47039050809588,"sku":"178870786369","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/files\/5cea7535-1b80-405f-af27-24f3e74c6385.png?v=1760641110"},{"product_id":"seismic-fullspin-7-ball-ceramic-pro-spec-built-in-bearings-8-pack","title":"Seismic - Fullspin 7-Ball Ceramic Pro Spec Built-In 8mm Bearings (8 Pack)","description":"\u003cp\u003e\u003cstrong\u003eFullspin\u003csup\u003e®\u003c\/sup\u003e 7-Ball Ceramic Pro Spec™ (PS) Bearings with Patented High-Precision Built-In Spacer System\u003cbr\u003e\u003c\/strong\u003e\u003cem\u003eThe most advanced competition race bearings in the history of skating sports\u003cstrong\u003e!\u003c\/strong\u003e\u003c\/em\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eFeaturing ultra-premium black Ceramic balls and extraordinarily hard, durable, low-friction \u003cstrong\u003ecarbonitrided\u003c\/strong\u003e raceways.\u003cbr\u003e\u003cem\u003eFit standard 8mm axles only.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-page-block-content spacer\"\u003e\n\u003cp\u003eWe spent over two years nerding out with a crack team of American engineers from one of the biggest and best bearing factories in the world, to raise the bar on bearing tech \u003cem\u003eyet again\u003c\/em\u003e! Roll tighter, truer, faster, and smarter on \u003cstrong\u003eFullspin:\u003c\/strong\u003e \u003cem\u003ethe most precisely-engineered skate bearings ever seen!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eTHE BASICS\u003c\/u\u003e\u003c\/strong\u003e \u003cem\u003e(Scroll down for more in-depth technical info.)\u003c\/em\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e7-Ball system \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eBest overall balance of speed and resistance to frequent impacts and side loads. Recommended for high-speed turning \/ sliding and all style \/ trick disciplines.\u003cbr\u003e\u003cstrong\u003eUltra-premium black Ceramic\u003c\/strong\u003e \u003cstrong\u003eballs\u003c\/strong\u003e – Manufactured to superior Grade G10 standard – and with \u003cem\u003enext-level Pro Spec dimensional precision\u003c\/em\u003e – for truest, lowest-friction ball spin inside bearings. Ceramic balls are lighter, smoother, harder, lower in friction, self-lubricating, more heat-resistant, completely rustproof. \u003cem\u003eIncreased acceleration, speed, and durability versus Steel balls\u003c\/em\u003e.\u003cbr\u003e\u003cstrong\u003eExceptionally tight, consistent assembly and raceway tolerances\u003c\/strong\u003e – Significantly less internal play, friction, wear, and noise. \u003cem\u003eSuperior speed, handling, and durability.\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003ePro Spec steel\u003c\/strong\u003e \u003cstrong\u003eand thicker outer rings \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eSuper-hard \u003cstrong\u003ecarbonitrided raceways\u003c\/strong\u003e (increasingly seen in bearings used by the world’s most elite bicycle racing teams) noticeably reduce friction with the premium Ceramic balls. The extraordinarily tough raceway surfaces also hold precise curvature and finest surface finish \u003cem\u003ewith unparalleled durability!\u003c\/em\u003e \u003cem\u003eFullspin Pro Spec bearings start faster and tighter, and then stay fast and tight noticeably longer than any other tech ever seen.\u003c\/em\u003e Thicker, \u003cem\u003e60%-stiffer\u003c\/em\u003e outer rings resist flexing, \u003cem\u003espin truer and faster\u003c\/em\u003e, and keep seals from popping off on extreme impacts. Premium black oxide surface treatment adds exceptional corrosion resistance.\u003cbr\u003e\u003cstrong\u003eNext-level patented Built-In spacing \/ alignment system – \u003c\/strong\u003eBuilt-in half-spacers with \u003cem\u003eextra-wide flanged ends\u003c\/em\u003e\u003cstrong\u003e*\u003c\/strong\u003e square up inside wheels with \u003cem\u003emore than double the contact area\u003c\/em\u003e of ordinary Built-In interfaces – powering \u003cem\u003eabsolutely unparalleled alignment precision and stability\u003c\/em\u003e. System levels and steadies all working components of seated bearings \u003cem\u003efar better than any other design\u003c\/em\u003e (Built-In or Classic), to unleash \u003cem\u003enear-perfectly optimized paired performance.\u003c\/em\u003e Synergizes with all advanced features in individual bearings to maintain exceptionally consistent wheel contact and grip; support extremely predictable slide performance; and noticeably extend both wheel and bearing life.\u003cbr\u003e\u003cstrong\u003ePro Spec lubricant\u003c\/strong\u003e – Premium formula and volume calibrated for \u003cem\u003epeak performance in racing conditions\u003c\/em\u003e (not max free-spin time).\u003cbr\u003e\u003cstrong\u003eLabyrinth-style outer seals\u003c\/strong\u003e – Edges of seals slot inside V-shaped grooves for maximum resistance to dust and debris.\u003cbr\u003e\u003cstrong\u003eNext-level anti-contaminant ball retainers\u003c\/strong\u003e – \u003cem\u003eMade with tougher, lower-friction Pro Spec material.\u003c\/em\u003e Expanded outer diameter slots into groove in outer ring just like a second seal, to form a \u003cem\u003eunique integral barrier against dirt and grime\u003c\/em\u003e.\u003cbr\u003e\u003cbr\u003eMade to fit skateboard\/longboard wheels. May not fit roller skate wheels.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Skate Ratz","offers":[{"title":"Default Title","offer_id":47039076368628,"sku":"019088265317","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/files\/11a0ccf0-b126-4b71-a8b9-7a15d0b09142.png?v=1761235349"},{"product_id":"seismic-fullspin-6-ball-steel-xt-built-in-bearings","title":"Seismic - Fullspin 6-Ball Steel XT Built-In 8mm Bearings (8 Pack)","description":"\u003cp\u003e\u003cstrong\u003eFullspin\u003csup\u003e®\u003c\/sup\u003e 6-Ball Steel XT™ Bearings with Patented High-Precision Built-In Spacer System\u003cbr\u003e\u003c\/strong\u003eNext-level skate bearing tech – \u003cem\u003emore speed, better handling, longer life!\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eFit standard 8mm axles only.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-page-block-content spacer\"\u003e\n\u003cp\u003eWe spent over two years nerding out with a crack team of American engineers from one of the biggest and best bearing factories in the world, to raise the bar on bearing tech \u003cem\u003eyet again\u003c\/em\u003e! Roll tighter, truer, faster, and smarter on \u003cstrong\u003eFullspin:\u003c\/strong\u003e \u003cem\u003ethe absolute best skate bearings in the entire history of skate bearings!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eTHE BASICS\u003c\/u\u003e\u003c\/strong\u003e \u003cem\u003e(Scroll down for more in-depth technical info.)\u003c\/em\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e6-Ball system \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eLess total friction, better acceleration and speed on straightaways. Recommended for LDP and straight-line speed pursuits. (Choose \u003ca href=\"https:\/\/seismicskate.com\/product\/fullspin-7-ball-steel-xt-built-in-bearings\/\"\u003e7-Ball system\u003c\/a\u003e for best balance of speed and durability in high-speed turning \/ sliding and all style \/ trick disciplines.)\u003cbr\u003e\u003cstrong\u003ePremium Steel balls \u003c\/strong\u003e– Superior Grade G10 balls spin truer with less friction inside bearings.\u003cbr\u003e\u003cstrong\u003eExceptionally tight, consistent assembly and raceway tolerances\u003c\/strong\u003e – Significantly less internal play, friction, wear, and noise. \u003cem\u003eSuperior speed, handling, and durability.\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003eExtra-tough steel\u003c\/strong\u003e \u003cstrong\u003eand thicker outer rings \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eRaceways hold strictest curvature and finest surface finish – and \u003cem\u003ebearings stay tight and fast\u003c\/em\u003e – for far longer. Thicker, \u003cem\u003e60%-stiffer\u003c\/em\u003e outer rings resist flexing, \u003cem\u003espin truer and faster\u003c\/em\u003e, and keep seals from popping off on extreme impacts. Premium black oxide surface treatment adds exceptional corrosion resistance.\u003cbr\u003e\u003cstrong\u003eNext-level patented Built-In spacing \/ alignment system – \u003c\/strong\u003eBuilt-in half-spacers with \u003cem\u003eextra-wide flanged ends\u003c\/em\u003e\u003cstrong\u003e*\u003c\/strong\u003e square up inside wheels with \u003cem\u003emore than double the contact area\u003c\/em\u003e of ordinary Built-In interfaces – powering \u003cem\u003eabsolutely unparalleled alignment precision and stability\u003c\/em\u003e. System levels and steadies all working components of seated bearings \u003cem\u003efar better than any other design\u003c\/em\u003e (Built-In or Classic), to unleash \u003cem\u003enear-perfectly optimized paired performance.\u003c\/em\u003e Synergizes with all advanced features in individual bearings to maintain exceptionally consistent wheel contact and grip; support extremely predictable slide performance; and noticeably extend both wheel and bearing life.\u003cbr\u003e\u003cstrong\u003eHigh-end lubricant\u003c\/strong\u003e – Formulated for \u003cem\u003epeak performance under real-world skating stresses\u003c\/em\u003e (not max free-spin time).\u003cbr\u003e\u003cstrong\u003eLabyrinth-style outer seals\u003c\/strong\u003e – Edges of seals slot inside V-shaped grooves for maximum resistance to dust and debris.\u003cbr\u003e\u003cstrong\u003eNext-level anti-contaminant ball retainers\u003c\/strong\u003e – Expanded outer diameter slots into groove in outer ring just like a second seal, to form a \u003cem\u003eunique integral barrier against dirt and grime\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*\u003c\/strong\u003e \u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/em\u003e Flanged half-spacer ends may not fit into hub-less street wheels with extra-thick urethane bearing supports. Choose Fullspin Classic or Fullspin LITE Built-In bearings for wheels of this kind.\u003cbr\u003e\u003cbr\u003eMade to fit skateboard\/longboard wheels. May not fit roller skate wheels.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Skate Ratz","offers":[{"title":"Default Title","offer_id":47039368167668,"sku":"183844454304","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/files\/bee94951-f1a4-46ca-b6d4-bcb1ae16825b.png?v=1760645963"},{"product_id":"seismic-fullspin-6-ball-ceramic-xt-built-in-bearings-8-pack","title":"Seismic - Fullspin 6-Ball Ceramic XT Built-In 8mm Bearings (8 Pack)","description":"\u003cp\u003e\u003cstrong\u003eFullspin\u003csup\u003e®\u003c\/sup\u003e 6-Ball Ceramic XT™ Bearings with Patented High-Precision Built-In Spacer System\u003cbr\u003e\u003c\/strong\u003eNext-level skate bearing tech – \u003cem\u003emore speed, better handling, longer life!\u003c\/em\u003e\u003cbr\u003e\u003cem\u003eFit standard 8mm axles only.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-page-block-content spacer\"\u003e\n\u003cdiv class=\"product-page-block-content spacer\"\u003e\n\u003cp\u003eWe spent over two years nerding out with a crack team of American engineers from one of the biggest and best bearing factories in the world, to raise the bar on bearing tech \u003cem\u003eyet again\u003c\/em\u003e! Roll tighter, truer, faster, and smarter on \u003cstrong\u003eFullspin:\u003c\/strong\u003e \u003cem\u003ethe absolute best skate bearings in the entire history of skate bearings!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eTHE BASICS\u003c\/u\u003e\u003c\/strong\u003e \u003cem\u003e(Scroll down for more in-depth technical info.)\u003c\/em\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e6-Ball system \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eLess total friction, better acceleration and speed on straightaways. Recommended for LDP and straight-line speed pursuits. (Choose \u003ca href=\"https:\/\/seismicskate.com\/product\/fullspin-7-ball-ceramic-xt-built-in-bearings\/\"\u003e7-Ball system\u003c\/a\u003e for best balance of speed and durability in high-speed turning \/ sliding and all style \/ trick disciplines.)\u003cbr\u003e\u003cstrong\u003ePremium Ceramic balls \u003c\/strong\u003e– Lighter, smoother, harder, lower in friction, self-lubricating, more heat-resistant, completely rustproof. \u003cem\u003eIncreased acceleration, speed, and durability versus Steel balls\u003c\/em\u003e. Manufactured to superior Grade G10 spec for truer, lower-friction ball spin inside bearings.\u003cbr\u003e\u003cstrong\u003eExceptionally tight, consistent assembly and raceway tolerances\u003c\/strong\u003e – Significantly less internal play, friction, wear, and noise. \u003cem\u003eSuperior speed, handling, and durability.\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003eExtra-tough steel\u003c\/strong\u003e \u003cstrong\u003eand thicker outer rings \u003c\/strong\u003e\u003cem\u003e– \u003c\/em\u003eRaceways hold strictest curvature and finest surface finish – and \u003cem\u003ebearings stay tight and fast\u003c\/em\u003e – for far longer. Thicker, \u003cem\u003e60%-stiffer\u003c\/em\u003e outer rings resist flexing, \u003cem\u003espin truer and faster\u003c\/em\u003e, and keep seals from popping off on extreme impacts. Premium black oxide surface treatment adds exceptional corrosion resistance.\u003cbr\u003e\u003cstrong\u003eNext-level patented Built-In spacing \/ alignment system – \u003c\/strong\u003eBuilt-in half-spacers with \u003cem\u003eextra-wide flanged ends\u003c\/em\u003e\u003cstrong\u003e*\u003c\/strong\u003e square up inside wheels with \u003cem\u003emore than double the contact area\u003c\/em\u003e of ordinary Built-In interfaces – powering \u003cem\u003eabsolutely unparalleled alignment precision and stability\u003c\/em\u003e. System levels and steadies all working components of seated bearings \u003cem\u003efar better than any other design\u003c\/em\u003e (Built-In or Classic), to unleash \u003cem\u003enear-perfectly optimized paired performance.\u003c\/em\u003e Synergizes with all advanced features in individual bearings to maintain exceptionally consistent wheel contact and grip; support extremely predictable slide performance; and noticeably extend both wheel and bearing life.\u003cbr\u003e\u003cstrong\u003eHigh-end lubricant\u003c\/strong\u003e – Formulated for \u003cem\u003epeak performance under real-world skating stresses\u003c\/em\u003e (not max free-spin time).\u003cbr\u003e\u003cstrong\u003eLabyrinth-style outer seals\u003c\/strong\u003e – Edges of seals slot inside V-shaped grooves for maximum resistance to dust and debris.\u003cbr\u003e\u003cstrong\u003eNext-level anti-contaminant ball retainers\u003c\/strong\u003e – Expanded outer diameter slots into groove in outer ring just like a second seal, to form a \u003cem\u003eunique integral barrier against dirt and grime\u003c\/em\u003e.\u003cbr\u003e\u003cbr\u003eMade to fit skateboard\/longboard wheels. May not fit roller skate wheels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Skate Ratz","offers":[{"title":"Default Title","offer_id":47039375474932,"sku":"018152561867","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/files\/3e9f1a94-0063-44d3-a8ce-206ddcb1254f.png?v=1760646526"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4091\/5956\/collections\/Fullspin_Built-In_Pair_FLANGED_Captioned_View.png?v=1763075497","url":"https:\/\/sk8ratz.com\/collections\/seismic-fullspin-skate-bearings-with-built-in-spacers-skateboard-bearing-spacing-only.oembed","provider":"Skate Ratz","version":"1.0","type":"link"}