ROTOR T4724 Internal bottom bracket

ROTOR T4724 Internal BB. You think that your bike´s performance features could be enhanced with components selected á la carte at your local bike shop — and that you should be able to accomplish this despite the spawn of deviant bottom bracket ´´standards´´ that have created component compatibility issues. Specifications: - Weight: T4730 Internal BB steel black - 89g |T4730 Internal BB ceramic red -83g - Material: Aluminum alloy 7075 100% CNC-machined Compatible Crankset Brand - Compatible Crankset Brand: ROTOR | Shimano - Material Bearing: Steel | Ceramic - Axle diameter compatible: 24 mm - Frame Type: T47 - Discipline: Road | Triathlon | Gravel | Cyclocross | MTB