PressFit 41mm ABEC-3 Fat Bike BB for 24/22mm (SRAM) Cranks - Black

BB Installation

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.


Precision Machined


In stock

This item can be purchased from our online partner BICYCLEPARTSDIRECT.COM

Authorized Wheels Manufacturing re-sellers please log in first to purchase items.

  • Bearings: Enduro ABEC-3
  • Color: Black
  • Bottom Bracket/Frame Interface: PF41 - BB121
  • Bottom Bracket Shell Width (mm): 105mm - 132mm
  • Bottom Bracket Shell I.D.: 41mm
  • Crank Spindle Type: SRAM / Truvativ GXP
  • Crank Spindle Diameter: 22/24mm
  • Weight: 120g
  • Packaged for retail display

This is a fat bike bottom bracket! Your frame must have a 41mm inner diameter, with a width of 121mm.

Compatible with the following Bottom Bracket Standards:

  • PF41 - BB121

Compatible Crank Spindle Type: SRAM / Truvativ GXP (22/24mm spindle diameter)

Enduro Bearings

Enduro ABEC-3 Bearings

Grade 10 Chromium Steel Balls:

High precision balls are within 10/1,000,000″ round, twice as round as the industry standard, at it’s highest level.

52100 High Carbon Chromium Alloy Races:

Vacuum de-gassed process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable. Polished to a mirror finish for ABEC-3 precision and noiseless movement.

Riveted Steel Retainer for toughness, ABEC-3 tolerances and noise tested, C-3 or C-N Internal Clearance

  • (PRESS-7) Universal Bottom Bracket Press
  • (WRENCH-BB48-44) Wheels Mfg Double End BB Wrench, 16-notch BB tool - 48.5 / 44mm
We found other products you might like!