Perfect for holding pistols, ammo, supplies and valuables. Locking mechanism passes through steel door and is secured behind the steel door frame for added security. Units are fully lockable with key coded, double - bitted lock. Pre-drilled mounting holes allow for easy attachment to the floor, ceiling, wall or other Stack-On pre-assembled gun cabinets. Fastening hardware is included. 1 removable shelf and foam padded bottom provide ample storage. Cabinet has a black, epoxy paint finish with silver accents. Safe is California DOJ-approved firearms safety device that meets the requirements of California Penal Code Section 12088 and the regulations issued thereunder. Not recommended for storing CD's or other electronic storage devices. Fastening hardware included.