MIG Gun MIG Gun Type Air-Cooled Cooling Method Air-Cooled Series BTB-B Series Maximum Current 400 A Duty Cycle 60 Percent 100 Percent For Gas Type CO2 (Carbon Dioxide) Mixed Gas Maximum Wire Diameter 0.045 in Cable Length 15 ft For Rear Connection Type Miller-Compatible Handle Type Curved Trigger Type Standard Neck Tube Type Rotatable Neck Tube Angle 45 Degrees For Wire Type Solid Model Q4015AE8EMC Tip Series Centerfire Welding Processes MIG Welding (GMAW)