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Threaded ABEC-3 bottom bracket for Fat Bike PF41 (BB121) and 22/24mm (SRAM GXP) cranks. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation.
Threaded ABEC-3 bottom bracket for Fat Bike PF41 (BB121) and 22/24mm (SRAM GXP) cranks. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement.
This is a fat bike bottom bracket! Your frame must have a 41mm inner diameter, with a width of 121mm. If used on a shell with a 132mm width, the cups will overlap 3 threads max.
Compatible with the following Bottom Bracket Standards:
Compatible Crank Spindle Type: SRAM / Truvativ GXP (22/24mm spindle diameter)
