To bring your bike along, first make sure it???s secure. This heavy-duty fork-mount block offers a solution for truck beds and many other flat surfaces. . Heavy-duty metal construction. . Through the locking skewer, the bike easily secures to the carrier. . Mount to nearly any flat surface. . 9mm lockable, quick-release fork-mount skewer keeps fork in place. . Supports one bike. . Includes 1 One-Key lock cylinder. . Imported. . 91021784154 28680600006 821XTR