Back Spacer Wire Range 1.25 in to 1.5 in Compatible Pipe Size 1 1/4 in Iron Finish Electroplated Gray Overall Length 3 17/32 in Overall Width 1 19/32 in Overall Height 9/16 in Compatible Conduit Trade Size 1 1/4 in Compatible Conduit Type IMC RMC Compatible Nominal Conduit/Pipe Size 1 1/4 in 1 1/2 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 0.22 lb