ball bearing
Bearings
Specification: 608
Size: 8*22*7mm
Bearing material: silicon nitride ceramic ball + special grade bearing steel inner and outer ring
Bearing accuracy: ABEC-11
Number of ceramic beads: 5 silicon nitride ceramic balls
Cage: white PTFE super support cage
Quantity included:
1) 608skb019b----16pcs/box
2) 608skb019a --- 10pcs/tube