Cablenet Metal Back Box Single Gang 40mm for 20mm Conduit

Single and double gang electrophoretically coated back box providing a durable and long-lasting heavy-duty finish. These metal clad back boxes are ideally suited to an industrial environment where extra durability is required. Both single and double gang come with a variety of 20mm knockouts to aid cable entry. Supplied with an earth terminal to maintain grounding continuity.