SRAM's Red D1 Dub 12-Speed 1x Crankset features exceptional 1x drivetrain design. It provides the simplicity and tighter gearing range that is well-suited for road racing and riding in flatter terrain, where a wide range would go unused. The crankset is designed specifically for electronic shifting and can be upgraded to a power meter.
•Single-ring drivetrain simplifies functionality and reduces weight
•SRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control
•Laser-etched chainring finish offers durability
•Carbon crank arms and aluminum chainrings are lightweight
•Can be upgraded to a power meter
•Non-Aero chainrings can be installed with a single tool, making gearing changes a breeze
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A guide to understanding and calculating bicycle gear inches.