... retaining rings for shaftsbicycle steel ball retainer1.steel ball specification: 1)material:AISI 1006, AISI 1008, AISI 1010, AISI ... : wear-resisting, excellent surface quality and high hardness.7)Using:1. General industry for automobile, motorcycle, bicycle manufacturing, special bearings ... " × 8size7/32" × 10 3/16" Series steel ball retainer with chrome steel ball size3/16" × 7size3/16" × 95/32" ...