Mail Boss 7174 Townhouse Locking Mailbox 15.8 in W X 16.1 in D X 7-1/2 in H, 14/16 Ga Steel, Bronze Large capacity security wall mount locking mailbox made of 14- and 16-gauge electrogalvanized steel for strength and durability Patented anti-pry latch locking mechanism and 12-wafer disc lock to prevent leveraged entry Includes innovative mounting bracket for quick and easy installation on most any surface Stainless steel hinges and powder-coated finish for optimum weather resistance Includes 3 keys, reflective house numbers, 4 lag bolts and drill bit for installation