Wheels Manufacturing T47 Outboard ABEC-3 Bottom Bracket Di2 Average drag reduction of 75%

Average drag reduction of 75% compared to most BBs

Skyliner is a front wheel support that raises the front wheel of the bike for a natural cycling position and increased stability

and cutouts in the outer and inner plates drop 13 g from the previous generation

we recommend Rene Herse TPU tubes

Wheels Manufacturing T47 Outboard ABEC-3 Bottom Bracket Di2 Average drag reduction of 75%T47 threaded BB cups for T47 frames and 24. 00mm spindle diameter cranks. Cups have outboard bearings, and are typically used in BB shells with widths from 68mm to 100mm. Machined aluminum cups thread together directly into a T47 BB shell. Bearings are easily serviced or replaced. Includes sleeve to fit between cups for added protection from dirt and grime, and also keeps your internal wires and hoses from rubbing on the crank spindle. T47 BB cups are