outside: 17.63" h x 16.50" w x 6.00" d (including the flange)
inside: 15.25" h x 14.00" w x 4.00" d
interior cubic feet: 0.49
weight: 47.00
hayman safe also offers a metal spacer (ws-7 metal spacer). this will space the safe out from the wall 2" for use in a 4" deep wall. (standard is designed for 6" deep walls).