3 steel live locking bolts and 3 dead bolts * Meets or exceeds the California Department of Justice requirements for an approved firearm safety device under CA Penal Code section 12087, et seq * Hardened steel plate protects from drill attack * Exterior dimensions: 59.0-Inch height by 22.8-Inch width by 23.6-Inch depth * Interior dimensions: 57-Inch height by 20.5-Inch width by 16.3-Inch depth