Engineered for precision and performance, the Tweco® Conduit Teflon Liner is an essential component for anyone using Professional Choice MIG guns and Spray Master™ MS250 series MIG guns. This high-quality liner is specifically designed to accommodate aluminum welding wire, ensuring smooth feeding and optimal results in your welding projects. With a robust construction featuring a brass alloy machined stop, this 15-foot liner not only enhances durability but also allows for easy identification thanks to the part number stamped on its surface. Perfectly sized at 8.7 x 8.8 x 0.9 inches, this conduit liner is a reliable choice for achieving excellence in welding applications.