PF30 Outboard ABEC-3 BB for 24/22mm Cranks (SRAM) - Black
Two machined aluminum cups thread together keeping the bottom bracket stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement.
Specifically designed for installing 22mm / 24mm spindle diameter cranks (SRAM / Truvativ GXP) in PF30 (46mm ID BB shell) frames without the need for any adapters.
- Bearings: Enduro ABEC-3
- Color: Black
- Bottom Bracket/Frame Interface: PF30, Specialized Carbon OSBB*
- Bottom Bracket Shell Width: 61mm* - 73mm
- Bottom Bracket Shell I.D.: 46mm
- Over Bearing Width: 91.0mm in 68mm wide shell
- Crank Spindle Diameter: 22mm / 24mm
- Tool Pattern: 44mm, 16-notch
- Weight: 180g
- Packaged for retail display
* Specialized Carbon OSBB with 61mm shell width will need additional 3.5mm cup spacers.
- Over Bearing Width Dimensions include supplied silicone dust shields.
Compatible with the following Bottom Bracket Standards (46mm BB shell inner diameter):
- Specialized Carbon OSBB with 61mm shell width will need additional 3.5mm cup spacers.
Compatible with stepped 22/24mm spindle diameter cranksets (GXP).
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-9-PRO) Bottom Bracket Service Kit
- (PRESS-7 or PRESS-7-PRO) Universal Bottom Bracket Press
- (WRENCH-BB48-44) Wheels Mfg Double End BB Wrench, 16-notch BB tool - 48.5 / 44mm
- (BBTOOL-48-44) Wheels Mfg BB Socket tool - 48.5 / 44mm
- (BB-EXT) Bottom Bracket Sealed Bearing Extractor Set
Note: if your BB shell is slightly oversize, two BB wrenches may be required to fully tighten cups in frame.