Replacement 2 inch x 4-1/4 inch hardened welding lens. Meets ANSI Z87.1 Safety Standards. Fits Forney 55663 ("Slim Line"), 55666 ("Bandit I") and 55680 ("Super Slim") welding helmets and most brand name helmets using a 2 inch x 4-1/4 inch window opening. UV or IR protection.
