If you have a 17, 18, 26 Series torch, with the EDGE Conversion, you have access to the full extensive line of EDGE 920 series welding cups.

The EDGE Conversion includes Gas Lens 920 Adapter, 2 O-Rings, 4 Series Gas Lens, and Collet Combo of your choice.

Simply replace your existing #3 Series gas lens with a Series 4 Gas Lens, this will allow you access to the GL920 Series cups, Shorty Series, EDGE Q Series (Quartz cups for Ally) Laminar Flow Series, Narrow Series, XL Series and XXL Series.