Quick Fist Securing your equipment just got a whole lot easier! Quick Fist, a one piece rubber clamp, is ideal for stowing or transporting tools. Quick Fist is a rubber clamp that mounts easily to keep tools and equipment firmly in place. Ideal for off-road trucks, boats, military equipment, ATVs, or any vehicle. Quick Fist clamps are made of heavy duty transportation grade rubber. They're UV resistant and withstand extreme heat or cold. Mount easily with #10 (5 mm) bolts or screws. Terrific for marine use, since Quick Fist will not rust or corrode.