Put the power into your pedal stroke while chasing segments and racing TTs with greater ease and confidence. SRAM Force AXS Groupset ReviewKey Features:Single-ring drivetrain simplifies functionality and reduces weight Direct mount aero chainrings for better aerodynamics X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control DUB bottom bracket adds durability and simplicity Can be upgraded to a power meter Available in 160, 165, 170, 172.5, and 175 mm crankarm lengths