CeramicSpeed BB30 Bottom Bracket - External 24mm Spindle Black ModelNumber=13660 model ratchet EXP description 36

model ratchet EXP description 36 step ratchet EXP kit

Shimano Tiagra FC-4703 CranksetsCrankset with integrated 24mm axle decreases weight and improves rigidity

Thanks to its fine-gauge knit

• Jersey-lined hood

CeramicSpeed BB30 Bottom Bracket - External 24mm Spindle Black ModelNumber=13660 model ratchet EXP description 36CeramicSpeed BB30 Bottom Bracket External 24mm Spindle Black. The CeramicSpeed BB30 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. TECH SPECS Bottom Bracket Shell I. D. 42 BB Frame Interface BB30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 114 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type