Overview Product Specifications - BB201W - Hubbell Heavy Duty Products Part Number: BB201W Manufacturer: Hubbell Application: Metallic Color: Gray Construction: Cast EU RoHS Indicator: Yes Material: Aluminum Material - Mounting Hardware: Mounting Screws Category: Support Grips Style: For 20 And 30A Watertight Safety Shroud Receptacles And Inlets Type: Back Box Item Type: Mounting Box Standards Product Description - BB201W - Hubbell Heavy Duty Products Heavy Duty Products, IEC Pin and Sleeve Devices, Industrial Grade, Accessory, Back Box, For 20A and 30A 3/4"NPT Hub, Angled, Mounting Screws Included, Gray Cast Aluminum Hubbell manufactures an extensive line of back boxes for use with IEC Pin and Sleeve devices. Each back box is designed to give the user the maximum amount of wiring room while achieving grounding to metallic conduit. Hubbell back boxes are available in non-metallic and cast metal versions.