The patented RWS wheel mounting system from DT Swiss is a stiffer, safer and more user friendly option than conventional quick releases.Ratcheting system tightens skewers with turns rather than camLever can be rotated into an ideal position after tighteningAlloy axle and leverOver Locknut (mm): 150Axle Diameter (mm): 15Overall Length (mm): 198Thread Length (mm): 10Thread Pitch: 1.5Color: Black