Thule #590 V2 Bike Mount

"Take the patented one-handed design of the Velo Vise, add an all-metal fork block and disc brake compatibility, and you have the ultimate fork mount. Fork block fits all disc brake/suspension combinations, all-metal head, longer rubber-lined cover for even easier operation, wheel strap fits high profile rims. Includes hardware to fit round and square bars out of the box."