608 RS with 6 PCS ceramic built in skate bearings are with six biger balls and strong nylon cage ,we can provide with customzied service and free samples can be provide before order .
608 RS with 6 PCS ceramic built in skate bearings are with six biger balls and strong nylon cage ,we can provide with customzied service and free samples can be provide before order .
608RS Ceramic Built-In Bearings Specification:
Dimension:
Inner bore ： 8mm
Outer bore: 22mm
Height:7mm 9inner race extended 5.1054mm, ，another inner race extended 0.5mm）
Material :Chrome Steel with Black Oxide Finish
Precision :ABEC 9
Balls : black ceramic balls
Rubber Seal Prevents Debris from Entering Bearing
6-Ball Assembly
Skateboard Bearing with Built in Spaces Pictures:
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MKL Skate Bearings with Built in Spacer Features:
1.With 6 PCS larger, stronger balls, can with less total friction.
2.With high quality black Si3N4 ceramic balls are lighter, smoother, harder, heat-resistant, rustproof.
3.Packing with high quality Japan brand grease Kyodo
4. With inner race 0.5mm built -in
5.Surface treatment : Bearings rings with blacking treatment and high precision ABEC-9 grade.
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