Gas Diffuser, Compatible with Brand Lincoln, Gas Diffuser Number S19728, Compatible with Series Magnum 100L, Compatible with Model K530-3, K530-5, K530-6, Maximum Current 100 A, Connection Type Threaded, For Contact Tip Series Magnum 100A, Welding Processes Flux-Cored Welding (FCAW), MIG Welding (GMAW), Connection Thread Size M6 x 1, M9 x 1.25, Connection Thread Type Slip-On, For Use With Lincoln, Overall Length 1 3/4 in, Package Quantity 5