Ball cage also called ball bearing bush, ball baring bushing, ball bearing cage, ball 
Retainer.We produces three type ball cages. Resin base with ball, aluminum base with ball and 
copper base with cage.

Structure: standard ball cage, compact ball cage and Ultra compact ball cage.This design can 
decrease fatigue damage caused by rolling contact and side damage on machine parts and 
prolong service. Superior steel ball retainer with excellent performance of hardness, 
glossiness, buildiness, abrasion resistance, long service-lif