BKSM-8134 - Maxhit, 440C Stainless, T47 Internal 29mm/SRAM DUB Bottom Bracket kit TH-873 The eleven-tooth upper and thirteen-tooth

The eleven-tooth upper and thirteen-tooth lower size and profile with 5mm bolt-holes are designed as an upgrade for most 11 and 12 speed Shimano GRX 2X rear derailleurs

installation may require both tool sizes

The most common use for this bearing is as a direct replacement bearing for Shimano-type external cup BBs and cranksets with 24mm spindles

A radial bearing generally used as a hub bearing for some quick-release hub designs and can be used as a pivot bearing though the MAX-type version of this bearing is better suited for suspension use

BKSM-8134 - Maxhit, 440C Stainless, T47 Internal 29mm/SRAM DUB Bottom Bracket kit TH-873 The eleven-tooth upper and thirteen-toothBKSM 8134 Maxhit, 440C stainless steel, T47 Internal 29mm SRAM DUB Bottom Bracket kit You may find the following tools useful for installation and servicing: For bottom bracket installation: BBT 52x16 29 Pro Cup socket tool for T47 bottom brackets and SRAM DUB cranksets BBT 010 Bottom Bracket Flat Wrench for 44mm x 16 spline and 52mm x 16 spline GR 009 Enduro MAX bearing grease For bearing removal, servicing, and installation: BBT 52x16 29 Pro Cup