Pack Of Two Full Ceramic Ball Bearings 6211 2RS Zirconia ZrO2 55x100x21mm Inner Diameter 55mm Outer Diameter 100mm Width 21mm With PTFE Cage High Precision Sealed Bearings For Industrial Machinery And Skate Applications

Full Ceramic 6211-2RS Bearings 55x100x21mm, 2-Pack
✔️ Full ceramic 6211-2RS with zirconia balls, ZrO2 races, 2 bearings

These are full ceramic bearings designed for skate wheels and precision machinery. They offer low-friction, high-precision movement with excellent corrosion resistance and long service life under demanding conditions.

✅ Size: 55 mm ID x 100 mm OD x 21 mm wide
✅ Type: Full ceramic with zirconia balls and ZrO2 races
✅ Cage: PTFE for smooth operation
✅ Seals: 2RS rubber seals on both sides
✅ Pack: 2 bearings per set

💡 What are high-performance ceramic bearings used for in precision machinery? They’re designed to withstand tough environments while delivering low friction and long life. - Handy for skate hardware, robotics, and CNC guides - Improve wear resistance under high-speed, high-load conditions - Require minimal lubrication and offer extended service life