Our non-locking style column mailbox is constructed from cast aluminum and features an 8.5" high by 8.5" door with a gold finished pull knob for mail retrieval. Each mailbox is available in a durable powder coat finish in four contemporary colors and your choice of a plain or eagle door style. May be used for residential door mail delivery. Dimensions: 11.5"W x 11.5"H x 15.75"D Rough Opening: 10.5"W x 10.5"H x 15.25"D