The light and stiff SRAM Force Aero E1 crankset combined with the aerodynamic 1x chainring (44T-50T) ensures maximum performance with every pedal stroke. Chasing segments and performing in time trials now comes with greater ease, speed, and confidence.Single drivetrain simplifies functionality and reduces weightDirect mount aero chainrings for better aerodynamicsX-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain controlDUB bottom bracket ensures durability and simplicityCan be upgraded to a power meterAvailable in crank arm lengths of 165, 170, 172.5, and 175 mmSram Article number: 737861 EAN code: 710845915925 Supplier number: 00.6118.740.001 Retail packaging: Yes