Profax® PX57N74XL TIG Consumable, Shield Cup, Style: Extra Long, Size/Rating: #8, 3-1/4 Inch Length, Connection: 1-16, Alumina, Tip Size: 1/2 Inch, For Type/Brand/Model: 9, 17, 18, 20, 25, 26, 27 Series Tig Torches, Extra Large Gas Lens