Bearing steel inner and outer rings, multi-polished slideways, single-sided seal to reduce dust and sand ingress.
Five silicon nitride ceramic balls are selected to reduce friction, increase speed, resist abrasion, high temperature and resistance to electrical insulation.
The PTFE cage is more resistant to high temperatures and wear over long distances and at high speeds.
Uses: Universal for most inline skates and speed skates.
suitable for longboards, fishtubs, twisting bikes, balance bikes, 3D printers, etc.
Description
bearing
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