Truvativ Howitzer XR CrMo BB
Howitzer XR: heat treated CrMo Howitzer-spline/taper spindle with M12 (crank mount) thread bore and aluminum cups with plastic shell-spacer . Lighter weight version (M15 bolt: larger bore) offered for 51mm chainline (not to be used for DH/Freeride/Extreme riding). Fits 2006+ Holtzfeller and Hussefelt cranksets with Howitzer-specific bottom bracket interface. Dual, oversized 'external-type' sealed cartridge bearing design. English (1.37"x24tpi LH/RH) threads for 68mm and 73mm shell widths (also accomodates E-type or chainguide plate) . Versions for 50/51mm chainline @ 135mm wheel spacing; or 56mm chainline @ 150mm wheel spacing: pitch black 365g (51mm chainline). Features: Sealed oversized cartridge bearings Team features CNC'd Alloy cups Compatible with TruVativ cranksets that use the Howitzer BB XR model has forged aluminum cup Truvativ does not list spindle lengths for Howitzer BBs; 51mm and 56mm chainline are used with 68 and 73mm BB shells, except CR2545 is for 83mm shell and CR2544 is for 100mm shell
Item Specifications:
Length:
51mm
56mm
Type:
M12
M15