Features . Security wall mounted mailbox for convenient drop box applications including night drops key drops payment drops interoffice mail and more. Heavy duty 16-gauge galvanized steel construction with a powder-coated finish. Locking door access includes a patented anti-pry latch locking mechanism commercial grade 12-disc wafer lock and three 3 laser cut keys. Innovative bin door design accepts keys payments small parcels letters and checks and prevents fishing. Includes typical installation hardware 4 mounting screws 4 stainless steel washers driver bit and drill bit. Color - Granite. Dimension - 4.7 x 11.2 x 16.2 in.