Solves troublesome mounting problems with SpeedEZ Quick Attachment System Mounts in seconds without tools Superflex� unbreakable all-weather polycarbonate Quick-adjusting stainless steel hardware is preinstalled Works great with disc brakes, suspension forks, and bikes without eyelets Pair Hybrid 700c x 45mm Polymer Stainless Steel Black 700C x 35mmUPC/EAN/GTIN: 642016701504