This is a brand new 15 ft, High quality MASTERWELD replacement m25 welding mig gun. This gun is a direct replacement for a M-25 welding gun, Part # 169599. The front end parts of this gun are completely interchangeable with the OEM - that's right, it uses the same 169 726 gas nozzle, the same 169 728 tip adapter, the same 169 729 nozzle adapter, and the same contact tips as the OEM gun. It fits all of the following models: 200, 210, 212, 250, 250X, 251, 252, and Vintage This 15 ft long gun will handle .035” and .045” diameter welding wires. It will feed all types of wire, steel wire using gas, flux cored wire requiring no gas, stainless steel wire, and with a teflon liner, you can feed aluminum wire. It comes standard with a .035” diameter tip in the welding gun. This Welding gun is a direct replacement for the GA-20C, GA-21C, and M-25 welding guns. M25 mig gun