SRAM Red DUB 1x Aero E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 50 DUB 167.5mm Black Road MFPN=11.4018.010.034 96 BCD chainring if you

96 BCD chainring if you need a 30t or larger for your XT M8000 or SLX M7000 crankset

99mm Drivetrain Spacing Road Interface DUB Primary Color Black Crankset Material Carbon Pedals Thread 9/16 BCD Direct Mount SRAM 8 Bolt Chainline 45mm Teeth 50/37

Chainline 52mm with 3mm offset for DUB

Compatible with bikes up to 40lbs each

SRAM Red DUB 1x Aero E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 50 DUB 167.5mm Black Road MFPN=11.4018.010.034 96 BCD chainring if youSingle 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