California-approved firearms safety device that meets the requirements of California Penal Code Section 12088 and the regulations issued there under * Braided Steel Cable with 1-1/8" (29 mm) wide laminated steel 4-pin tumbler lock for superior strength. * Virtually impossible to violate because of its hardened steel body and armored steel cups encapsulating the cable. * Usable on revolvers, pistols, rifles and shotguns * Deadbolt locking mechanism can only be opened and closed with key inserted and turned