
Rotor BB4224 Features
Rotor Universal Bottom Brackets are designed to provide an easy yes to the question - is this bottom bracket compatible with my frame and crank? UBB PF4124 bottom brackets are designed to work with non-tapered 24mm spindled cranks and 42mm inner diameter bottom brackets.- Rotor Universal Bottom Brackets are designed to provide an easy yes to the question - is this bottom bracket compatible with my frame and crank? UBB PF4124 bottom brackets are designed to work with non-tapered 24mm spindled cranks and 42mm inner diameter bottom brackets.
- Allows use of 24mm cranks on BB30 frames
- T6 heat treated 7075 Aluminum cups