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6021LLU Ball Bearing
🟢 Item: 10x16x4mm Ball Bearing
Made from 52100 chrome steel for durability
🟢 Includes protective tube for storage
Dimensions: 90mm x 135mm x 10
Fidget Hand Spinner Full Ceramic Bearing ZrO2 Bearing with Si3N4 Balls Ball Diameter - 1mm 6021LLU Ball BearingFidget Spinner 608 Full Ceramic Bearing Si3N4 Balls + ZrO Races 8mm x 22mm x 7mm This 608 size full ceramic bearing is built for high performance fidget hand spinners and precision tools. It combines tough silicon nitride (Si3N4) balls with zirconia (ZrO) races and a PTFE cage for ultra smooth, dry, and long lasting rotation no metal, no grease, no nonsense. Full ceramic design with ZrO races Si3N4 silicon nitride balls for hard, smooth spin PTFE cage