WeldingCity 2 Gas Nozzles 22-37 3/8" for Lincoln Magnum and Tweco MIG Welding Guns Premium quality Lincoln/Tweco style MIG gas nozzles 22-37, slip-on, 3/8" orifice. Work with nozzle insulator 32 in Lincoln Magnum 200/250 and Tweco #2-#3 MIG guns or equivalent guns. You get Two (2) gas nozzles 22-37 at this price. We use U.S. Postal Service (USPS) as main carrier. Please provide a USPS deliverable address.