Back Spacer Wire Range 1.5 in to 2 in Compatible Pipe Size 1 1/2 in Iron Finish Electroplated Gray Overall Length 3 29/32 in Overall Width 1 5/8 in Overall Height 1/2 in Compatible Conduit Trade Size 1 1/2 in Compatible Conduit Type IMC RMC Compatible Nominal Conduit/Pipe Size 1 1/2 in 2 in Elongated Bolt Holes For Use With Conduit Outdoor Only Mounting Location Surface Mounting Type Screw On UL Steel Thickness Not Applicable Conduit Clamps Weight 0.25 lb