MOUNTING HARDWARE INCLUDED - Designed to be mounted on a wall. Includes mounting hardware for wood and concrete. EFFICIENT DESIGN - The deposit slot opening is 9-3/8" wide and accommodates items up to 7/8" thick. DIMENSIONS - Exterior dimensions: 15" H x 12" W x 4-1/4 D.Retrieval door clearance of 5-1/4" H x 9-1/2" W. The tubular style key (2 included) and lock are difficult to replicate. Constructed using heavy duty 14-gauge powder coated steel the drop box is built to last! Powder-coated finish protects the drop box from rusting and scratching. Easy Installation with Hardware Included. Includes mounting hardware: 4 hex sleeve anchors for concrete and 4 Philips head wood screws. Two pre-drilled mounting holes on the drop box align with the door making it easier to install. 16-1/4 H x 10" W x 4" D. 15" H x 12" W x 4-1/4 D. 15" H x 12" W x 6 D. 17" H x 13" W x 7 D. 4.25"D x 12"W x 15H. We reserve the right to cancel any order for any reason at any time. We are not responsible for undeliverable addresses. Your feedback very important to us, after you get your package and you are. If you have any problem with your order / any questions please before leave any type of feedback. Thank you for shopping at our store.