Thompson M1928A1 - BCM's Made In America

Published on January 8, 2021
Duration: 6:46

This guide details the operation and handling of the Thompson M1928A1, drawing on expert insights from Larry Vickers. It covers safety checks, control identification, grip considerations due to its weight and design, and awareness of its firing characteristics. The information is presented with a high level of authority, reflecting Vickers' deep knowledge of historical firearms.

Quick Summary

The Thompson M1928A1 is a .45 ACP submachine gun firing from an open bolt at 700-800 RPM, featuring a 12-inch finned barrel with a Cutts compensator and accepting 20/30 round box magazines or 50/100 round drums. Weighing approximately 11 lbs, its stock drop aids hip-fire control, though iron sights require practice.

Chapters

  1. 00:00Series Introduction
  2. 00:29Thompson History
  3. 01:18M1928A1 Technical Features
  4. 02:18Operation and Handling
  5. 03:36Weight and Simplified Models

Frequently Asked Questions

What are the key technical specifications of the Thompson M1928A1?

The Thompson M1928A1 features a .45 ACP caliber, fires from an open bolt at 700-800 RPM, has a 12-inch barrel with a Cutts compensator, and accepts 20/30 round box magazines or 50/100 round drums. It weighs approximately 11 lbs.

How does the Thompson M1928A1's handling compare to later models?

Larry Vickers notes the M1928A1's stock drop aids hip-fire controllability despite its 11 lb weight. Later WWII models like the M1 and M1A1 were simplified, removing features like the finned barrel and drum compatibility.

What historical significance does the Thompson M1928A1 hold?

Developed in the late WWI era, the Thompson submachine gun gained notoriety during the Prohibition gangster era, famously associated with events like the St. Valentine's Day Massacre, before seeing service in WWII.

What ammunition is compatible with the Thompson M1928A1?

The Thompson M1928A1 is chambered in .45 ACP. The video specifically shows a box of Magtech .45 ACP ammunition.

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