Swirl Ring, Compatible with Series Spectrum 375, Spectrum 375 X-TREME, Compatible with Model 903871, 903891, 907303, 907339, 907529, 907532, For Plasma Cutter Model 249949, 255685, For Plasma Cutter Series XT30, XT30C, Compatible with Brand Miller, Welding Processes Plasma Cutting, Compatible with Manufacturer Part Number XT30 & XT40 Torch, For Plasma Torch Type Handheld