This superb 12 speed crankset is specially designed for MTB use as it delivers consistent performance all across the mountain. It features stunning Troy Lee Designs custom painted graphics which represent how amazing it performs on the trails. What’s most impressive is its lightweight carbon fibre crank arm construction with an aluminium chainring which means you won’t have to worry about any excess weight holding you back from a thrilling off-road riding experience. Technologies: DUB Technology: The relationship between bottom bracket spindle and bearing is the core of DUB™ technology. It’s where stiffness meets durability. SRAM took it a step beyond conventional thinking and made everything simpler, by better integrating the relationship between chainring, crank, spindle and bottom bracket. It’s this clear system approach that equals better drivetrain performance.