RIGID CONDUIT/PIPE TO STRUT TYPE; ASTM B633 SC3 TYPE III/ASTM A653 LOW CARBON STEEL MATERIAL; ELECTROPLATED ZINC FINISH; 5 1/2 INCH OUTER DIAMETER; TWO CONSTRUCTION; 1000 LB LOAD RATING; 5 INCH TRADE SIZE; B-LINE[R] BRAND; MATERIAL THICKNESS 11 GAUGE