{"product_id":"wholesale-pack-of-30-full-ceramic-miniature-6-4058","title":"30-Pack Full Ceramic 688-2RS Miniature Ball Bearings 8x16x4mm ZrO2 Sealed Dual Rubber Bearings for Precision Machinery and Hobby Projects with PTFE Cage Ideal For High-Precision RC Models Tiny Gearboxes Drones Robotic Joints and Laboratory Instrumentation","description":"\u003cdiv\u003e30-Pack Full Ceramic Miniature Ball Bearings 8x16x4mm\u003cbr\u003e\n✔️ 30 pcs, 8x16x4 mm, full ceramic 688-2RS with PTFE cage \u003cp\u003eThese are high-precision full ceramic miniature bearings featuring zirconia ceramic balls, zirconia races, and a PTFE cage. They’re ideal for sealed ball bearing applications in precision instruments, robotics, medical devices, and hobby projects where low friction and corrosion resistance matter.\u003c\/p\u003e \u003cp\u003e✅ Inner diameter: 8 mm\u003cbr\u003e✅ Outer diameter: 16 mm\u003cbr\u003e✅ Width: 4 mm\u003cbr\u003e✅ Ball material: Zirconia (ZrO2)\u003cbr\u003e✅ Races: Zirconia (ZrO2)\u003cbr\u003e✅ Cage: PTFE\u003cbr\u003e✅ Pack size: 30 bearings\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a ceramic ball bearing and where should you use it?\u003c\/p\u003e\nCeramic bearings excel in tough environments where speed, wear resistance, and corrosion resistance matter.\n- long-life, low-wear ceramic bearings for high-speed applications\n- zirconia ball bearings deliver corrosion resistance and low friction\n- sealed 688-2RS variants reduce contamination for clean environments\n- ideal for precision instruments, lab robotics, and outdoor gear\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582830608619,"sku":"FULL-688-2RS-CERAMIC-ZR02-30","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/wholesale-pack-of-30-full-ceramic-miniature-688-2rs-zro2-miniature-ball-bearing-8x16x4-vxb-ball-bearings-32681012527339.jpg?v=1770446734","url":"https:\/\/vxb.com\/products\/wholesale-pack-of-30-full-ceramic-miniature-6-4058","provider":"VXB Bearings","version":"1.0","type":"link"}