C-BEAR BB30 Rotor 30 mm Race Bottom Bracket, 42 x 68 mm

C-BEAR BB30 Rotor 30 mm Race bottom bracket - highly efficient thanks to ceramicsThe C-BEAR BB30 Rotor 30 mm Race bottom bracket is compatible with many Rotor cranks, but also fits QUARQ or Easton. Thanks to its ceramic bearings, it impresses with extremel