ROTOR T4729 Internal Steel Bearing Bottom Bracket - Black Giant The faster air in the

The faster air in the blue zone enhances the cooling effect

keeping the wearer dry and comfortable at all times

Construction of the EKAR GT cassette retains the Campagnolo design philosophy with a single block for the larger sprockets

Specifically

ROTOR T4729 Internal Steel Bearing Bottom Bracket - Black Giant The faster air in theThe Rotor T4729 bottom bracket is designed to improve the efficiency of the SRAM DUB crankset and eliminate excessive noise and creaking using high quality steel bearings. Specifications T47 internal steel bearing CNC machined aluminum body compatible with SRAM DUB cranks compatible with T47 85. 5 86. 5 89. 5 92 frames bottom bracket + 2x 0. 5mm 1x 1mm 6x 2. 5mm spacers Mfr Claimed Weight TBC