Benefits: Weld thicker and thinner materials with ease Enjoy a long service life from your welding rig Keep your welding rig running smoothly with the spare diffuser This kit includes a ceramic and a glass cup, giving you the flexibility to choose the right one for the job. The ceramic cup is ideal for welding thicker materials, while the glass cup is better suited for welding thinner materials. Both cups are made from high-quality materials and are designed to provide a long service life. The kit also includes a spare diffuser, so you can keep your welding rig running smoothly. The cups will mount on a 45V44 gas lens or a 17 kit Please see the Identify page to determine your torch size. Features Ceramic and glass cups for versatility High-quality materials for durability Long service life Spare diffuser included Please note. The diffusers in the cups are designed to work only with the Furick cup brand cups. We also recommend you buy a few spare diffusers to have, they are somew