MODEL TYPE AG-804 The AG-804 is a set-lift style stud welding arc gun designed with fast response which is necessary for short cycle applications. The lift setting is adjustable. With the addition of the gas footpiece, ferruleless stud weld consistency is greatly improved. The lightweight and compact, but rugged stud welding arc gun can weld any length stud with a weld base diameter of 12ga through 5/8 inches. TYPICAL WORKING WEIGHT OF GUN 7 lbs. Includes standard legs and foot piece plus 4 ft of cable from gun handle normally supported by operator. SHIPPING WEIGHT OF GUN 17 lbs. Includes standard legs and foot piece plus approximately 25 ft of #1 weld cable and connectors.