Standard bench press bar length. There isn’t any specific Barbell for bench press. A guys’s Olympic barbell is 2.2 meters long (7.2 feet) and weights 20 kilograms (about 44 pounds). The outer sleeves are 49-50 millimeters thick, as well as the shaft is 28-29 mm (1.1 inch) thick and makes up 1.31 (4.3 feet) meters