Original U.S. Vietnam War Era Inert Lot of 6 20mm XM254 Training Dummy Rounds on Links - Dated 1975 Japanese Helmets The poster is in great

The poster is in great shape and only has minor folding and staining

This is a great named example of the classic side arm used during the U

Overall length: 13 1/8“

was probably made about 1955 or so

Original U.S. Vietnam War Era Inert Lot of 6 20mm XM254 Training Dummy Rounds on Links - Dated 1975 Japanese Helmets The poster is in greatOriginal Item. Only One Available. The XM254 dummy cartridges were used in military crew training to reduce wear on component and firing mechanisms; used with the following 20mm guns: M39, M61, M139, M168, M195 and XM197. Like all deactivated ordnance, these rounds are Not Available for Export. This is a lovely lot of 6 20mm XM254 rounds on attached links. Each round retains the same marking: 20 MM DUMMY XM254 POH 1 7 75 This would date the rounds to