1 x New GSR/FRR Respirator Mask Using 40mm Threaded CBRN Filters, Mask Size 2 large with 1 x 40mm FilterNew Scott GSR Respirator Mask Has Been Adapted To Use The 40mm Threaded Filters APR CBRN Thus Turning The GSR In To The FRR Civilian Used MaskScott Safety’s First Responder Respirator...