Quick Fist Clamps 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. Specifications Holds objects from 7/8" to 2-1/4" in diameter (22mm - 57mm) Each clamp supports approximately 22lbs (10 kg) Mounting base measures 7/8 x 2-3/4" (22 x 70 mm) Typical uses Quick Fist fastens an air hose in place Two Quick Fists secure building or landscape tools Two Quick Fists keep a boat hook handy.