Check the listing for details. Plasma Conversion Rings - for Plasma Cutting Stencils. Condition: New. Listed at 14.00 USD. 911 Motorsports - Rings slide over your drag shield/tip - Conversion rings - for odd size tips to use our plasma stencils - Use the pictured charts to find your drag shield/tip size - Rings are listed by I.D., measure your shield/tip diameter to confirm These rings slide over the drag shield/tip on your plasma cutter and may require some sanding to fit your profile. The conversion rings allow odd size tips to work with our plasma stencils Conversion rings - Comes with two rings that bump your torch up to the indicated size for our plasma stencils. .275" size fits - AG60/SG55 torches .300" size fits - PT31 torches.312" size fits - Thermal Dynamics cutmaster 42 .500" size fits - Hypertherm 30 Air, max 40/43 and 800/900 models. Miller Ice 50/55 and 125c torches Harbor Freight Titanium 45 will NOT work with our products. To fit the rings on your plasma cutter, sand the ring to final length and then cut, grind or file the flutes in the ring to match your drag shield. This allows one ring to fit a lot of different drag shields, which helps to keep the price down. Machined from 6061 Aluminum and made in USA.