The Firearms Safety Devices Corporation 15 inch cable gun lock, 3 pack is early to install and prevents accidents. With the thick cable it makes it nearly impossible to cut and make its a safe way to store ones gun knowing it will not be use by someone it shouldn't. Set of 3 three locks and cables and fits most pistols, handguns, rifles, shotguns and MSRS (ars & aks). California doj-approved and Massachusetts department of state police-approved