Lincoln OEM POWER SWITCH, 65 125 S37860 71 9SS37860 71 Welding Apron The MK Products Python LX KH840XL The MK Products Python LX Lincoln Compatible Water Cooled Push Pull Gun 35FT 400A 7 Pin – 271 835 is a water cooled push pull MIG welding gun that combines the robust engineering of the Python with the practical design of the Cobra MX to deliver reliable performance and superior operator control at increased duty cycles Portable LN 25X wire feeder designed specifically for field applications with protected meters and robust construction Lincoln OEM POWER SWITCH Match both the machine name and the code number on the welder rating plate before ordering this assembly