Sunlite's versatile Bike Block Quick Release Fork Mount is a handy bike mount that you can install in your vehicle, pickup truck bed or on virtually any flat surface. It features a sturdy 9mm-diameter quick release to securely support your 2-wheeler by its fork. And, the Bike Block is made of heavy-duty metal for strength and reliability. Plus, it features a pass-through hole for locking your rig with a cable lock, too.