SWIVEL TYPE; ASTM A1018 STEEL MATERIAL; DURA-GREEN FINISH; 6-1/2 INCH; 1-5/8 INCH CHANNEL WIDTH; ISO 9001, UL 5/203 APPLICABLE STANDARD; 7/32 INCH THICKNESS; HOT ROLLED PICKLED OILED PROCESS; 3 HOLE(S); 9/16 INCH DIA HOLE HOLE/SLOT SIZE