Horizontal Mailbox USPS Number of Doors 5 Color Aluminum Height 41 in Depth 17 in Width 16-3/8 in Box Material Aluminum Loading Front Mounting Recessed Orientation Horizontal Slot Capacity 10-3/4 in W x 3/4 in H Door Material Aluminum Finish Powder Coated For Use With Mfr No 3911S-ALM 3811S-ALM Net Weight 70 lb Standards ISO 9001 2008 Includes Locks Master Commercial Lock and Pedestal