SRAM Red 1 AXS Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount 50 DUB 175mm Black Road ModelNumber=J2504 an easy-to-use magnetic closure system

an easy-to-use magnetic closure system

you face enormous challenges

Glove friendly zipper loop and integrated gaiter adjustment

Wide clearance posts space rack away from disc brake caliper

SRAM Red 1 AXS Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount 50 DUB 175mm Black Road ModelNumber=J2504 an easy-to-use magnetic closure systemSingle ring drivetrain simplifies functionality and reduces weight 48 and 50t variants feature direct mount aero chainrings for better aerodynamics Non aero chainrings can be installed with a single tool, making gearing changes a breeze SRAM X SYNC wide tooth, narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable DUB bottom bracket adds durability and simplicity Can be upgraded to a power meter