Rigid Conduit Clamp, Clamp Material Steel, Clamp Material Finish Galvanized, Cushion Material Not Applicable, For Maximum Outside Diameter 1 7/8 in, For Pipe Size 1 1/2 in, For Strut Channel Width 1 5/8 in, For Tube Outside Diameter 1 1/2 in, Load Capacity 1,050 lb