16-notch bearing cups with an outside diameter of 46mm, torque wrench compatible 1/2´´ drive. Token tool BBT29-5 compatible with park tool BBT-79.Specifications:- Type: Thread Together- Frame: PF30 (Ø 46x68/73 mm)- Crank: SRAM DUB (Ø 28.99 mm)- Bearing type: Premium- Weight: 130 g