Bicycle Components & Accessories

Bottom bracket Praxis M30 T47 68-73mm With its quality components and its compatibility with Praxis 30mm cranksets, this box is designed for Trek T47 frames of 85.5mm. It will fit both road (68mm) and MTB (73mm) bikes and has steel bearings that are extremely reliable. Compatible with... Bottom bracket Praxis M30 T47 68-73mm