WeldingCity 5 Gas Nozzles 22-50 1/2" for Lincoln Magnum and Tweco MIG Welding Guns Premium quality Lincoln/Tweco style MIG gas nozzles 22-50, slip-on, 1/2" orifice. Work with nozzle insulator 32 in Lincoln Magnum 200/250 and Tweco #2-#3 MIG guns or equivalent guns. You get Five (5) gas nozzles 22-50 at this price. We use U.S. Postal Service (USPS) as main carrier. Please provide a USPS deliverable address.