Replacement lens, gas welding, shade number 5, 2 inch (50.8 mm) x 4-1/4 inch (107.95 mm) 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 (50.8 mm) x 4 1/4 inch (107.95 mm) window opening. UV/IR protection.
High quality material offers superior protection from dust, weld spatter and impact