Truvativ BB Howitzer XR 68/51 00.6415.020.000

Unique design specifically for Truvativ cranksets that are designated Howitzer compatible. Combines external GXP type cups with heavy duty spindles used on some Truvativ three-piece cranksets.

Features:

- 51mm chainline matches 113mm spindle with conventional three-piece cranks, 56mm matches 118mm
- Sealed oversized cartridge bearings
- Crank bolts included
- Cast aluminum cups with black finish

Specifications:
Frame Interface: BSA/English Threaded
Spindle Interface: Truvativ Howitzer
Bottom Bracket Shell ID: 1.37
Shell Width: 68mm, 68E, 73mm, 73E
Spindle Length: 138mm
Material: Chromoly
Color: Black
Weight: 365g