Door Security . 4.25 in. Thick Composite Steel Door with 12 gauge steel. 10 x 1 in. Diameter Steel Locking Bolts Full Door Coverage Location on the Door 2 up 2 down 3 on hinge side 3 on non-hinge side . Re-locker equipped to protect against lock tampering. Drill resistant hard plate to protect the lock against drill attacks. Attack resistant external hinges that allow the door to open 200 degrees unlike safes with internal hinges Body Security . Heavy 12 gauge thick steel 2.5 mm. . Welded body. Pre-drilled bottom for bolting safe to the floor mounting hardware for concrete included Commercial Grade . Dial Lock - Group 2 Mechanical Dial Lock in bright chrome EMP proof lock UL listed . Electronic Lock - SecuRam SafeLogic Basic Type 1 Electronic Lock in bright chrome UL listed Fire Rating . 30 minutes at 1200 degrees F. Heat activated door seal expands 5 times it s thickness . One layer of fireboard insulation in the body walls floor and ceiling. Three layers of fireboard insulation in the door. External door hinges allow full fireboard protection unlike internal hinges Interior . 30 gun capacity capacity depends on type and size of guns . Gray carpeted interior. Adjustable shelving heights placements. One large upper shelf with a small hole for long barrels included. Two small shelves included Exterior . Gray textured powder coat finish. Chrome plated lever handle Specification . Exterior Dimensions - 59 H x 34 W x 25 D in. add 1.5 D in. to depth for handle hinges . Interior Dimensions - 55.5 H x 31.5 W x 18.5 D in.. External Volume - 29.02 cu. ft.. Internal Volume - 18.72 cu. ft.. Item Weight - 600 lbs.