Chris King Threadfit 30 Bottom Bracket Silver Rims - Other Designed for SHIMANO's revolutionary XTR

Designed for SHIMANO's revolutionary XTR M9100 12-speed MTB groupset

This is the exact same part we install on the pedal wrench at the shop

2020 Stumpjumper Comp Alloy 29

A proprietary closed-cell

Chris King Threadfit 30 Bottom Bracket Silver Rims - Other Designed for SHIMANO's revolutionary XTRWe build bearings, so we build bottom brackets. The humble threaded bottom bracket is often the first part installed on a new frame, and the last one the rider thinks about during the life of the bike, but the bottom bracket has a direct effect on pedaling efficiency (read: speed). This is where you put your power into the bike. Having the absolute best interface between your effort and your bikes forward momentum makes your ride better. The Threadfit