The M9 Bayonet is a multi-purpose knife and bayonet officially adopted in 1984 by the U.S. Army. It has a 7-inch blade and is issued with a sheath designed to double as a wire cutter. The M9 ...

The US Army is the lead service in this program and the M9 replaced the M1911 .45 cal handgun.

The Official U.S. Army Pistol Training Manual as published by the Dept. of the Army and now made available by Lyons Press.