SRAM RED D1 DUB 172.5mm 50/37T Crankset

X-Range: Smoother and faster shifting is now possible through SRAM RED, their crankset leverages a pivotal design innovation: smaller chainrings and a wider cassette range.
Get faster access to more useful gearing for todays riders. The new configurations improve cadence and efficiency while also delivering shifts that are crisp, clean and quickevery time.

DUB
The relationship between bottom bracket spindle and bearing is the core of DUB technology. Its where stiffness meets durability. SRAM took it a step beyond conventional thinking and made everything simplerand better integrating the relationship between chainring, crank, spindle and bottom bracket. Its this clear system approach that equals better drivetrain performance. X-Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gear
Improved front shifting performance for crisp and accurate front shifts
Unique chainring design results in a lighter weight, stiffer, more durable crankset
DUB bottom bracket adds durability, simplicity and broad compatibility
Power upgradeable

Specs
Speeds: 12
BB Compatibility: All SRAM Road DUB BBs (Not included)
Chainring Size: 46/33, 48/35, 50/37
Crank Arm Length: 170mm, 172.5mm, 175mm
Chainline: 45.0mm
BB Spindle Interface: DUB
Chainring Material: Aluminum
Bolt Circle Diameter (BCD): 107 BCD, Direct Mount
Crank Arm Material: Carbon
Colour: Natural Carbon