Your Cart Continue shopping “CBRN Gas Mask Filter NBC-77 SOF 40mm Thread – 20 Year Shelf Life” has been added to your cart. A handling fee of $15 is added to all orders under $100 Remove item Thumbnail image Product Price Quantity Subtotal × CBRN Gas Mask Filter NBC-77 SOF 40mm Thread - 20 Year Shelf Life $89.95 CBRN Gas Mask Filter NBC-77 SOF 40mm Thread - 20 Year Shelf Life quantity $89.95 Coupon: Apply coupon Update cart Cart totals Subtotal $89.95 Handling Fee $15.00 Tax $8.32 Total $113.27 Proceed to checkout