The two machined aluminum cups thread together ensuring the bottom bracket remains 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 BB30A (42mm ID, 73mm wide asymmetrical BB shell) frames without the need for any adapters. BB30A is only used for Cannondale asymmetrical frames.
Non-Drive Side Bearing: Enduro Angular Contact
Drive Side Bearing: Enduro ABEC-3
Bottom Bracket/Frame Interface: Cannondale BB30A
Bottom Bracket Shell Width: 73mm
Bottom Bracket Shell I.D.: 42mm
Over Bearing Width: 91mm in 73mm wide shell*
Crank Spindle Diameter: 22/24mm
Tool Pattern: 44mm x 16 notch
* Over Bearing Width Dimensions include supplied silicone dust shields.
Compatible with the following Bottom Bracket Standards (42mm BB shell inner diameter, 73mm shell width):
Compatible with 22/24mm stepped spindle diameter cranksets, like SRAM & Truvativ GXP.
(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.