CeramicSpeed Bottom Bracket, which converts English-threaded frames with external bearing cups, originally made for 24mm axles, to fit BB30 cranksets with 30mm axle

Note that not all BB30 cranks will work with this system

Examples of compatibility include Rotor 3D+, Rotor 3DF and Zipp

Does not accommodate Campagnolo Over-Torque, THM and FSA386

Suitable for Road and MTB, with standard or coated CeramicSpeed Bearings, in either red or black cups