These adaptors will allow the use of standard NATO 40mm gas mask filters with the 3M pattern gas masks and face masks. NOT ANY MORE! LOTS MORE ADAPTORS ADDED!
GAS MASK FILTER FP-5 POLISH ARMY 40 MM STANDARD NATO-NEW.
GAS MASK FILTER MS-4 POLISH ARMY 40 MM STANDARD NATO-NEW.
NATO Gas Mask Respirator Filter Adaptor 60-40mm Black Canadian Yugo British Army
Gas Mask Filter - 40mm Nato, Black Metal, New & Sealed
Gas Mask Filter adaptor 60mm to NATO 40mm. Adaptor/Converter
