Home / Welder Replacement Parts / Mig Consumables / Profax 54A DiffuserProfax 54A Diffuser$1.95 Profax 54A Diffuser quantity — OR — Add to cart Categories: Mig Consumables, Welder Replacement Parts Description Description1-1/4″ Long1/4-28 Tip Thread3/8-24 Gooseneck ThreadFits Lincoln machines with Magnum 250L gun, Profax 250 & 400 amp guns, and many others that use a 3/8-24 conductor tubeProfax 14 Series Contact TipProfax 23-50 NozzleProfax 23-62 NozzleProfax 34A InsulatorRelated products KP2742-1-50F Magnum Pro Nozzle – 350A, Thread-On, Flush, 1/2 in ID $16.85 Add to cart KP3084-1 Magnum Pro Gasless Nozzle $8.81 Add to cart KP3076-1 Magnum Pro 100L Gas Diffuser $8.48 Add to cart Compact 160 Amp Mig Gun – Miller Direct $162.27 – $179.00 Select options