SRAM Red DUB 1x Aero E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 50 DUB 167.5mm Black Road Description-XD/HG 12x142/148mm Replacement End Caps Z7: high pin power with

Z7: high pin power with reinforced durability and quieter riding experience

The XG-1270 D1 cassette is designed to operate with XDR driver bodies

Industrial sealed cartridge bearings with oversized 3/16 inch ball bearings

Reflective piping

Weight (lb) 27

SRAM Red DUB 1x Aero E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 50 DUB 167.5mm Black Road Description-XD/HG 12x142/148mm Replacement End Caps Z7: high pin power withSingle 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 TECH SPECS BCD Direct Mount SRAM 8 Bolt Crank Arm Length