BKS-6053 - BSA Thread-In, Angular Contact, 440C Stainless Bottom Bracket for 30mm Cranksets (spindle length of 104mm or more) TH-873 This bearing is used primarliy

This bearing is used primarliy by White Industries in their rear hubs

This seal kit includes upper wipers and lower oil seals for all BOS 36mm suspension forks

36 x 45deg)

The most common use for this bearing is as a direct replacement bearing for Shimano bottom brackets with a 24mm OD spindle

BKS-6053 - BSA Thread-In, Angular Contact, 440C Stainless Bottom Bracket for 30mm Cranksets (spindle length of 104mm or more) TH-873 This bearing is used primarliyBKS 6053 BSA Thread In, Angular Contact, stainless steel Bottom Bracket for 30mm Cranksets (current spindle length standard of 104mm or longer) You may find the following tools useful for installation and servicing: For bottom bracket installation: BBT 46x12 30 Pro Cup socket tool for 46mm x 12 spline bottom brackets and 30mm spindle cranksets BBT 036 Bottom Bracket Flat Wrench for 41mm x 16 spline and 46mm x 12 spline GR 009 Enduro MAX bearing grease