Wheels Manufacturing BB30A Frame to Hollowtech II Spindle Outboard Thread Together Bottom Bracket, Black Apparel_Protective Wear Inspired by the retro design

Inspired by the retro design of 90s goggles this style is the result of decades of experience in the field in combination with research & development with the world’s best athletes

Compatible with Kali accessory mount

it ensures a planted

Pedal Type: Dual Sided Clipless

Wheels Manufacturing BB30A Frame to Hollowtech II Spindle Outboard Thread Together Bottom Bracket, Black Apparel_Protective Wear Inspired by the retro designMachined 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 Spindle Interface Type: Shimano Hollowtech II BB Shell Width (mm): 73 Bottom Bracket Shell I. D.: 42 Defined Color: Black BB Frame Interface: BB30a Weight: 119 grams