SRAM DUB Wide PressFit30 Ceramic Bottom Bracket PF30 68 73mm Road Wide BLK Model=Doberman Keyed }Campagnolo Bora Ultra WTO 33 }Campagnolo Bora Ultra WTO 33 Rear Wheel 700c 12 x 142mm Center Lock N3W 2 Way Fit Gray Color Silver Range 11 46 Cassette Cogs 11 13 15 18 21 24 28 32 37 46 Cassette Body Type Shimano SRAM 8 9 10 Speed Drivetrain Speeds 10 Defined Color Silver What’s more the DUB ceramic bottom bracket can help riders save precious rotational energy without sacrificing the kind of robust seals required for real MTB and road racing scenariosHigh efficiency ceramic bearings save riders rotational energy color:white