EX-2 Bottom Bracket - 30mm, Black Battery mounts & holders the Rockhopper Comp lives for

the Rockhopper Comp lives for high action and fast-paced plot twists

and damage from crowded bike racks

giving you an extra 22oz of water storage – the same size as a small water bottle – hidden in your downtube

Mounting bracket sold separately

This also allows a lot of freedom in design

EX-2 Bottom Bracket - 30mm, Black Battery mounts & holders the Rockhopper Comp lives forThe Promax EX 2 English bottom bracket features forged and CNC machined aluminum cups, dual lip labyrinth low friction seals, and custom sealed bearings. Strong, stiff and lightweight forged and CNC machined aluminum cups Dual lip labyrinth low friction seals keep elements out without affecting pedal efficiency Custom sealed bearings are smooth and long lasting For use with 30mm diameter crank spindles such as RaceFace Easton CINCH