Box/Conduit Hanger, Compatible Pipe Size 1 in, Steel, Finish Zinc Plated, Black, Compatible Conduit Trade Size 1 in, Compatible Conduit Type RMC, Compatible Nominal Conduit/Pipe Size 1 in, For Use With 4 in Square Boxes, Mounting Type Screw, Series Eaton B-Line, UL/CUL, Conduit and Cable Hangers, Weight 0.29 lb