Stack-On Pistol Ammo Security Cabinet: * Great for holding pistols, ammo, supplies, and valuables * Locking mechanism passes through the steel door and is secured behind the steel door frame for added durability * Includes 2 removable shelves * Foam padded bottom * Pre-drilled mounting holes allow for easy attachment to floor, ceiling, wall or other Stack-On pre-assembled gun cabinets * Dimensions: 21"W x 10"D x 18"H