Quality and durability combine in the Eagle S500 DUB crankset to deliver consistent performance every time out. Carbon crank arms and an aluminum X-SYNC 2 chainring keep the weight down and the chain in control. DUB technology features a more uniform approach to bottom bracket fitment, better sealing against contamination and forward and backward compatibility. And with multiple chainring options available, you can personalize your gear range to match the way you ride. Features - Carbon crankset with 3-bolt aluminum X-SYNC 2 chainring for Eagle Drivetrain Ecosystem compatibility - Available in 175mm, 170mm, 165mm lengths - DUB Wide spindle for 55CL