3M 523000 9100 FX Visor Plate 5-pack Features Speedglas welding helmets 9100 FX, 9100 FX-Air, and 9100 MP for replacement visor plate (standard). 5-pack. Plate marking 117x50. Clean regularly with a soft cloth, and replace if pits or scratches occur. Compatible Products Metal Speedglas 9100 FX, Speedglas 9100 FX Air, Speedglas 9100 MP, Speedglas 9100 MP-Lite