60042RS NR ball bearing has rubber seals and a snap ring. It has a 20mm inside diameter, a 42mm outside diameter, and a 12mm depth.

ball bearing 6001 is bearing with 12X28X8mm,normally we produce with high quality Chrome steel Gcr15 ,if you need under water ,we can produce with stainless steel material .

ball bearing 6000 series are the most common bearing ,they can be used in gearboxes, instrumentation, motors, household appliances, internal combustion engines, transportation vehicles, agricultural machinery, construction machinery, construction machinery, roller skates, yo-yo, etc.

Best quality full ceramic 608 skate bearing with size 8*22*7mm ,all parts are with material ceramic ZrO2,with ceramic material ,this bearing have a high precision and free in spin .

Hybrid Ceramic Skateboard Bearings with size 8*22*7mm ,the inner ring and outer rings are with material Chrome steel and the balls are made of ceramic ZrO2 or Si3N4 ,with that design ,the bearings are can run a fast speed and bear higher loading.

Best quality full ceramic 608 skate bearing with size 8*22*7mm ,all parts are with material ceramic ZrO2,with ceramic material ,this bearing have a high precision and free in spin .

608 Hybrid Ceramic Bearings with size 8*22*7mm ,the inner ring and outer rings are with material Chrome steel and the balls are made of ceramic ZrO2 or Si3N4 ,this bearing have a high precision, free in spin and competitive price .

Best quality full ceramic 608 skate bearing with size 8*22*7mm ,all parts are with material ceramic ZrO2,with ceramic material ,this bearing have a high precision and free in spin .

Best quality full ceramic 608 skate bearing with size 8*22*7mm ,all parts are with material ceramic ZrO2,with ceramic material ,this bearing have a high precision and free in spin .

Best quality full ceramic 608 skate bearing with size 8*22*7mm ,all parts are with material ceramic ZrO2,with ceramic material ,this bearing have a high precision and free in spin .

Best quality full ceramic 608 skate bearing with size 8*22*7mm ,all parts are with material ceramic ZrO2,with ceramic material ,this bearing have a high precision and free in spin .