{"product_id":"full-ceramic-ball-bearing-4x8x2-zro2-miniatur","title":"Full Ceramic Ball Bearing 4x8x2 ZrO2 Miniature With PTFE Cage And Ceramic Balls For Precision Use, Inner Diameter 4 Mm, Outer Diameter 8 Mm, Width 2 Mm, High Hardness, Low Friction, Suitable For Micro Machines","description":"\u003cdiv\u003eSingle 4x8x2 mm full ceramic ball bearing, Zirconia mini\u003cbr\u003e\n✔️ ID 4mm, OD 8mm, W 2mm; PTFE cage, ZrO2 balls \u003cp\u003eThis compact full ceramic bearing uses zirconia balls with a PTFE cage, delivering smooth motion in tight spaces. Typical applications include micro robotics, precision instruments, small actuation assemblies, and hobby electronics where accurate, clean operation matters.\u003c\/p\u003e ✅ Inner diameter: 4 mm\u003cbr\u003e\n✅ Outer diameter: 8 mm\u003cbr\u003e\n✅ Width: 2 mm\u003cbr\u003e\n✅ Cage material: PTFE (Polytetrafluoroethylene)\u003cbr\u003e\n✅ Balls: Zirconia ceramic (ZrO₂)\u003cbr\u003e\n✅ Races: Zirconia ceramic (ZrO₂)\u003cbr\u003e \u003cp\u003e💡 What is a ceramic ball bearing used for in small, precision machinery? \u003c\/p\u003e Ceramics provide high hardness, low wear, and non-magnetic properties that really help in tight, delicate setups. - Handy for micro-robotics and precision instruments where non-magnetic parts help accuracy\n- Lightweight and corrosion resistant for extended life in harsh apps\n- Low friction contributes to smooth, quiet operation in tiny drives\n- Zirconia ceramic balls reduce wear and extend service life\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43555201188075,"sku":"Kit8259","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/full-ceramic-ball-bearing-4x8x2-zro2-miniature-vxb-ball-bearings.jpg?v=1770442648","url":"https:\/\/vxb.com\/products\/full-ceramic-ball-bearing-4x8x2-zro2-miniatur","provider":"VXB Bearings","version":"1.0","type":"link"}