CeramicSpeed BB30 External Road Bottom Bracket - for Shimano 24mm

A bottom bracket that offers bearing with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.

Features:

• Grade 3 Silicon Nitride balls
• Hardened races
• Reinforced polyamide cage and non-contact seals
• Hand built in Denmark
• BB Shell Width (mm): 68 mm , 73 mm
• BB/Frame Interface: BB30
• Bottom Bracket Shell I.D.: 42
• Defined Color: Black
• Weight: 114 g
• Spindle Interface Type: Shimano Hollowtech II , FSA MegaExo , FSA MegaExo Light , RaceFace EXI