Chris King ThreadFit 24 Bottom Bracket Fit Kit 4 - English For Shimano Hollowtech II Red Model=SL-K Modular Direct Mount Chainring A warm and comfortable cold

A warm and comfortable cold weather sock thats padded through the entire heel and foot bottom

Unified service parts across the range

}Wheels Manufacturing Derailleur Hanger 362

Improved pressure distribution in thumb area

Chris King ThreadFit 24 Bottom Bracket Fit Kit 4 - English For Shimano Hollowtech II Red Model=SL-K Modular Direct Mount Chainring A warm and comfortable coldChris 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