Chris King ThreadFit 24 Bottom Bracket Fit Kit 4 - English For Shimano Hollowtech II Red ModelNumber=K0371 Twinhead with air release button

Twinhead with air release button allows fine tuning pressure for both presta and schrader valves

No matter how battered the bike park becomes

42 BB/Frame Interface BB30 BB Shell Width (mm) 68 Weight 120 Spindle Interface Type SRAM DUB Defined Color Black

Its Matchmaker™ compatible and integrates with most common brake levers

while also caring for your bike’s delicate finish

Chris King ThreadFit 24 Bottom Bracket Fit Kit 4 - English For Shimano Hollowtech II Red ModelNumber=K0371 Twinhead with air release buttonChris King ThreadFit 24 Bottom Bracket with Fit Kit 4 English For Shimano Hollowtech II Red. Chris King ThreadFit 24 bottom brackets are designed and built to be durable serviceable and silent. Bearings can be serviced with the Chris King Grease injector tool. King made in house bearings King Lifetime warranty TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Spindle Interface Type