Wheels Manufacturing BB30 to SRAM Bottom Bracket with Angular Contact Bearings Black Cups

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 ABEC-5 Angular Contact sealed bearings Angular contact ball bearings are particularly suitable for carrying combined axial and radial loads Spindle Interface Type: SRAM/Truvativ GXP Bottom Bracket Shell I.D.: 42 BB Shell Width (mm): 68 mm , 73 mm Defined Color: Black BB/Frame Interface: BB30 Weight: 127 g