{"product_id":"billionaires-premium-4-balls-ceram","title":"Billionaires Premium 4-Balls Ceramic Inline Skate Rollerblade Bearing","description":"\u003cp\u003eBillionaires 4-Ball Ceramic Inline Skate Bearings\u003cbr\u003e  ✔️ Set of 16 - 8mm ID - Ultra Low Friction - C4 Clearance\u003c\/p\u003e\n\u003cp\u003eSkate like a pro with the Billionaires Premium 4-ball ceramic bearing set, engineered for serious performance on inline skates and rollerblades. Each 608-size bearing uses just 4 Si₃N₄ ceramic balls to minimize friction and maximize spin speed, all supported by a PTFE cage for smooth, silent rolling.\u003c\/p\u003e\n\u003cp\u003e✅ Type: High-clearance radial ball bearing (608 size)\u003cbr\u003e✅ Inner diameter: 8mm\u003cbr\u003e✅ Outer diameter: 22mm\u003cbr\u003e✅ Width: 7mm\u003cbr\u003e✅ Ball count: 4 ceramic balls (Si₃N₄ - Silicon Nitride)\u003cbr\u003e✅ Races: Chrome steel\u003cbr\u003e✅ Cage: PTFE (ultra low friction)\u003cbr\u003e✅ Clearance: C4 (high-speed optimized)\u003cbr\u003e✅ Closures: Open (no seals)\u003cbr\u003e✅ Quantity: Set of 16 bearings\u003c\/p\u003e\n\u003cp\u003e💡 Why do skaters choose 4-ball ceramic bearings for speed?\u003cbr\u003eFewer ceramic balls reduce contact points, meaning less rolling resistance and faster acceleration. Combined with C4 clearance and PTFE cages, this setup delivers a smooth, quiet ride perfect for competitive skating and freestyle sessions.\u003c\/p\u003e\n\u003cp\u003eReady to upgrade to billionaire-level glide? Slide into speed with this 16-pack and skate smoother, faster, and freer than ever!\u003cbr\u003e\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49312883671233,"sku":"16-608-C4-INLINE-SI3N4-PTFE","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/1_6f4bc1cf-6719-44b1-a762-4ec00ddc341f.jpg?v=1748647253","url":"https:\/\/smallbearings.com\/zh\/products\/billionaires-premium-4-balls-ceram","provider":"Small Bearings","version":"1.0","type":"link"}