Appleby MB116 16mm Single Switch Galvanised Metal Mounted Back Box - 1 Gang\r\n- With a depth of only 16mm, this is used for switches rather than sockets.- The shallow depth allows for less room to be used and still allows for a flush switch.- Although there is not much room given there are plenty of pop-outs to ensure the wire is where you need it.- It also includes an earthing point in the corner.- This is made from galvanized metal to ensure a safe and durable connection.\r\nThe Appleby MB116 16mm Single Switch Galvanised Metal Mounted Back Box - 1 Gang are used behind face plates. This back box allows the face plate to be screwed and secured flush to a wall. General face plates which may be used with a back box are plug sockets, light switches, modular systems, etc. This product also has multiple breakouts for any cable entry. It is confirmed the product's durability and is made of galvanized metal.\r\nFeatures:\r\n- Adjustable lug.- Durable, visually pleasing.- Use for switches and sockets. - Material: Galvanised Metal.- Depth: 16mm.- Type: Back Box.- BackBox Type: Flush mounting.- Number of Gangs: 1 Gang.- Knockouts: 16mm.- Brand: Appleby.