Dimensions: 608RS 8 x 22 x 7mm(Inner Diameter: 8mm, Outer Diameter: 22mm, Width:7mm)
Material of Inner and Outer Ring Balls:Chrome steelGCr15 rings
Material of the Retainer:white Nylon Cage, specially designed, frictionless and easy to clean
Material & Color of Seal white rubber seal on one side less friction faster speed!
Numbers of Balls:7 silicone nitride ceramic si3n4 balls
Description
bearing
Feature: Super fast speed,famous as you want,quiet and stable,durable, dust-proof, frictionless, excellent for speed skating player.
8pc/set Ceramic Super Fast Precision Skate bearing 608-rs 8*22*7 mm Ceramic hybrid bearing 608 for Inline skates bearing Skateboard Scooters