SRAM S-900 Aero HRD Disc Brake Left/Front DMR 1x11 riders have the option

1x11 riders have the option of 30T

FREEWHEEL:  16T

AXO spider based Power Meter to fit a SRAM MTB crank with 3-bolt interface

Front Derailleur- Shimano Dura-Ace Di2 FD-R9250

more breathable

SRAM S-900 Aero HRD Disc Brake Left/Front DMR 1x11 riders have the optionFor aero disciplines, hydraulic disc brakes can reveal a whole new world of speed savings. Less time slowing down is more time going fast. Better brakes mean faster splits, thanks to confidence inspiring brake performance. Hydraulic road disc brakes (HRD) also allow for more aerodynamic frame designs, lower hand effort, shorter braking distances, and easier changes between wheelsets. SRAM Aero HRD is unconditional braking for unconditional riders