Truvativ Powerspline Spline Bottom Bracket Biography providing welcome warmth for your

providing welcome warmth for your hands on high altitude or polar expeditions

athletic cut offers extra usability thanks to expandable cuffs for larger boots and articulated knees for easy movement

Metal fittings: Stainless Steel

a tablet sleeve and a key clip

walking uphill is comfortable

Truvativ Powerspline Spline Bottom Bracket Biography providing welcome warmth for yourThe Truvativ SRAM PowerSpline bottom bracket features a proprietary spline design used with many OE spec moderately priced TruVativ cranks. A tough bottom bracket that will go as hard as you Heat treated chromoly 12 spline spindle Able to go the distance with even the most demanding riders Crank bolts are included Spindle Interface Type: Truvativ Sram Power Spline BB Shell Width: choose; 68mm, or 73mm Bottom Bracket Shell I. D.: 1. 37 BB Frame