SRAM Red 1 AXS 48t 172.5mm Aero 1x Crankset DUB Spindle D1

Features direct mount Aero chainrings for better aerodynamics Laser-etched chainring finish is durable Carbon crank arms and aluminum chainrings are lightweight Can be upgraded to a power meter Non-Aero chainrings can be installed with a single tool, making gearing changes a breeze