Quantity special offer! C2A1 NBC canister (military gas mask filters)
NBC measures special forces also use the U.S. latest NBC (nuclear, biological, and chemical weapons response gas mask filters. NATO standard 40 mm diameter for the British army to NATO military standard gas mask can be used.
New unused 2007-Year （ expiration date unopened: more than 10 years ） NSN 4240-01-361-1319
* British Army s-10, FM-12. Support to U.S. Army m-40, MCU-12/P gas mask, etc.