Strut Clamp, For Use With 1 5/8 in Strut Channels, Conduit, MC/AC Cables, Thickness 3 in, Steel, Finish Electroplated, Color Silver, Strut Trade Size 3 in, Load Capacity 50 lb, Thread Size 3 in, Cable Range 2.720 in to 3.500 in, For Strut Channel Size...