EX-2 Bottom Bracket - 30mm, Black Battery mounts & holders This pattern has traveled through

This pattern has traveled through the wild west

Get stamina feature insights while you ride

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

Mounting bracket sold separately

EX-2 Bottom Bracket - 30mm, Black Battery mounts & holders This pattern has traveled throughThe 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