SURFACE MOUNT BACK BOX 1GANG 189IN D IV Surface mount housings and back boxes work in places where it may not be practical to add a wall box Surface mount boxes and back boxes have breakouts to match common surface mount Raceway systems Box depth is 189 inches Item Package Dimension 618L x 543W x 220H inches Item Package Weight 020 Pounds Item Package Quantity 1 Product Type Electrical Housing