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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
52mm OD and a width of 7mm
Inner Race Width - 19
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
The ultimate upgrade for your rolling components
BKSM-8134 - Maxhit, 440C Stainless, T47 Internal 29mm/SRAM DUB Bottom Bracket kit TH-873 52mm OD and a widthBKSM 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
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