Auto-Darkening Goggle Outside Cover Lens; Item Outside Cover Lens; Type Heavy Duty; Material Clear Polycarbonate; Used On Item Auto-Darkening Goggle; Used On Model/Brand ArcSpecs; Used On Item Part No K4643-1; Wall Thickness 3/32 Inch Inner Diameter

Clear Polycarbonate Outside Cover Lens for ArcSpecs Auto-Darkening Goggles; Heavy Duty Wall Thickness - Large 3/32" ID Wall Thickness Increases Heat Dissipation to Keep Expendables Cool; Optimized Gas Flow Strategically Angled Gas Holes Direct the Flow into the Weld Puddle to Help Prevent Quality Defects; Improved Slip-On Design Increased Resistance to Nozzle Movement Improves Concentricity and Ensures Your Front End Expendables are Securely Fastened