SRAM Red DUB 1x Aero E1 Road / Track Crankset Crank Arm Length:167.5mm Size U4 = Women’s XL-2XL

Size U4 = Women’s XL-2XL

Interface : 30mm

the flexible HybridTouch upper is designed to help you make perfect contact with the football

Perfect inseam allows instant inseam length adjustment that secures with hook-and-loop

All-rubber base and post enhances safety

SRAM Red DUB 1x Aero E1 Road / Track Crankset Crank Arm Length:167.5mm Size U4 = Women’s XL-2XLSingle 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 Ultra light hollow carbon fiber crankarms are 29 g lighter than previous generation DUB bottom bracket adds durability and simplicity Can be upgraded to a power meter SRAM Model ID: FC RED 1 E1 Speed : 12 Primary Color : Black Pedals Thread : 9 16''