U.S. Thompson M1921 SMG .45 Finned Barrel Books & Films Of all our stock of

Of all our stock of MkIV rifles we have the fewest of pattern B

Each mask comes with its detachable filter can and both are contained in the issue Carry Can

so it is marked with the original delivery date and serial number

Some were dustproof

U.S. Thompson M1921 SMG .45 Finned Barrel Books & Films Of all our stock ofNew Made Item: MADE IN THE USA! Copied from 5 originals and using original US schematics for reference, these are excellent new made . 45 Thompson 1921 Finned SMG Barrels. Front Sight not included. Excellent1921 TSMG Thompson Sub Machine Gun barrel, 45 ACP caliber nicely finned, no muzzle thread, full auto chamber,10. 5" alloy with blue black finish. Length: 10 1 2 inches Caliber: . 45ACP Finned Note: This is a "Short Barrel" under 16 inches in