Sellstrom® CR-39 Welding Helmet Cover Plate, 4-1/2 x 5-1/4, 50/Box
1 high impact and 4-1/2"h x 5-1/14"w and is universal to fit any branded welding helmet requiring this size. Sellstrom s19004 cr-39 welding helmet cover plate, 4-1/2" x 5-1/4", 50/box sellstrom s19004 polycarbonate welding cover / impact plates are positioned in front of passive or adf filters providing an economic "shield" that protects the more expensive filters from pitting or scratching.