NEW Wheels Manufacturing BB30A Outboard Bottom Bracket for 24mm cranks (Shimano) with Angular Contact Bearings, Black

Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear. Replaceable Enduro bearings Made in the USA Weight: 119 g Spindle Interface Type: Shimano Hollowtech II Defined Color: Black Spindle Interface Type: FSA MegaExo BB Shell Width (mm): 73 mm BB/Frame Interface: BB30a Bottom Bracket Shell I.D.: 42 Spindle Interface Type: FSA MegaExo Light