Original U.S. Vietnam War INERT Practice M31 HEAT Anti-Armor Rifle Gre – International Military Antiques
U.S. Army Ordnance Training and Heritage Center - This is an inert black, gold, and blue aluminum, and black rubber M31 HEAT practice rifle grenade used with the experimental T44 rifle by
Differences between M9A1 and M9A2 Rifle Grenades? - FIREARMS - U.S. Militaria Forum