Wheels Manufacturing BB30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK MFPN=803-04-126 Ceramic Hybrid bearings feature ABEC-5

Ceramic Hybrid bearings feature ABEC-5 tolerances and premium features such as LLB seals Graphite Nylon retainers Silicon Nitride Grade 5 balls and cryogenically treated steel races

The material mix of mohair and nylon glides perfectly

3 independent cam levers and included shims allow for a perfect fit and viewing angle

Material Aluminum Primary Color Green Height 2

Wheels Manufacturing BB30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK MFPN=803-04-126 Ceramic Hybrid bearings feature ABEC-5Machined 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 Bottom Bracket Shell I. D. 42 BB Frame Interface BB30 BB Shell Width (mm) 73 Weight 127 Spindle Interface Type RaceFace EXI Defined Color Black