Wheels Manufacturing BB30A Outboard Bottom Bracket 24mm cranks Shimano Angular Contact Bearings BLK CheckoutSpec= Dropout #609 allow for less pressure loss

allow for less pressure loss & good modulation

2 repair stands

37 BB/Frame Interface English BB Shell Width (mm) 68 Weight 96 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type FSA MegaExo Light Spindle Interface Type RaceFace EXI Defined Color Gray

}SRAM Rival 1 Crankset - 170mm 10/11-Speed 42t 110 BCD BB30/PF30 Spindle Interface Black

Wheels Manufacturing BB30A Outboard Bottom Bracket 24mm cranks Shimano Angular Contact Bearings BLK CheckoutSpec= Dropout #609 allow for less pressure lossWheels 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 TECH SPECS Bottom Bracket Shell I. D. 42 BB Frame Interface BB30a BB Shell Width (mm) 73 Weight 119 Spindle Interface Type Shimano Hollowtech II