We are sure that Superior Ironside 40 gun safe for sale is very reliable. It has a strong body made of American steel and a door with multi-layer 7/16″ edge reinforcement. The safes of such quality usually come at higher prices. Specifications Superior Ironside 40 Gun Safe Specifications Body: Exterior: 60" H x 40" W x 28.5" D Volume: 37 cubic feet 3/4" Thick Composite Walls 12-Gauge Steel Walls Up to Three Layers of Fire Insulation Double-Steel Door Casement™ Heat-Expanding Fire Seal Gun Capacity: 37 long guns Weight: 750 lbs High-Security Door: 4-1/2" Thick Composite Door 12-Gauge Thick Outer Door, 14-Gauge Inner Door 7/16" Reinforced Door Edge Two Layers of Fire Insulation Three-Spoke Handle with Slip Clutch BoltWorks: Four-Way Active Boltworks Up to 10, 1" Diameter Bolts Door-Detent™ System Roughneck™ Bolt Guides Lock Protection: S&G Group II Dial Lockor S&G Electronic Lockor La Gard Electronic Lock Superior’s Auto-Relock™ System Diamond-Embedded Armor Plate™ Interior: Plush Velour Interior High Capacity Gun Racks Deluxe Door Organizer Ratings: 1400°F for 60 minutes UL® Residential Security Rating Tested in an ASME Certified Facility Lifetime Warranty Additional Information