SRAM Red DUB 1x Aero E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 50 DUB 172.5mm Black Road CheckoutTitle=Wheels Manufacturing Angular Contact Sealed Cartridge Bearing } Replacement and conversion freehub

} Replacement and conversion freehub bodies

aluminum alloy

but they do not include XC bindings

One of the lightest in its class with boots to match your chosen color Era will outlast your bike while staying scuff-free and looking great

Madshus uses a progressive milling profile

SRAM Red DUB 1x Aero E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 50 DUB 172.5mm Black Road CheckoutTitle=Wheels Manufacturing Angular Contact Sealed Cartridge Bearing } Replacement and conversion freehubSingle 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