The SRAM Force 1x Aero E1 Crankset is engineered for riders seeking high-performance road or gravel drivetrain efficiency with aerodynamic design. Compatible with 12- and 13-speed SRAM drivetrains, this crankset features a 28.99mm spindle and a direct-mount 50T chainring for smooth, precise power transfer. The SRAM 8-bolt mounting pattern ensures secure installation, while its lightweight, stiff construction delivers maximum pedaling efficiency for fast rides and competitive performance. Features: Compatible with SRAM 12- and 13-speed Force 1x drivetrains 28.99mm spindle for optimal stiffness and broad frame compatibility Direct-mount 50T chainring with 8-bolt pattern for secure, reliable installation Lightweight, stiff construction maximizes pedaling efficiency Aerodynamic design suited for road and gravel performance riding