3M Welding accessories 4400WXL

On the 3M™ Speedglas™ Welding Helmet Series 9100 there is a magnifying lens holder built into the welding filter, making lens installation easier and more secure. For the new 3M™ Speedglas™ Welding Helmet Series 100 there is a magnifying lens holder built into the welding filter, making lens installation easier and more secure. For the older 100 series filters you will need a holder for the magnifyer (spare part 171017). For the 3M™ Speedglas™ Welding Helmet SL you will need to add the holder for magnifyer as a separate spare part (171031). For the 3M™ Speedglas™ Welding Helmet SL you will need to add the holder for magnifyer (part no 171031).