MIG Gun MIG Gun Type Air-Cooled Cooling Method Air-Cooled Series Classic No 4 Maximum Current 400 A Duty Cycle 60 Percent For Gas Type CO2 (Carbon Dioxide) Maximum Wire Diameter 0.035 in Cable Length 15 ft For Rear Connection Type Miller-Compatible Handle Type Straight Trigger Type Standard Neck Tube Type Fixed Neck Tube Angle 60 Degrees For Wire Type Aluminum Flux-Cored Solid Model M415-3545 Tip Series 14 Welding Processes Flux-Cored Welding (FCAW) MIG Welding (GMAW)