Manville Gas Gun

Published on October 29, 2012
Duration: 4:02

This guide details the disassembly and reloading process for the rare Manville Gas Gun, a 25mm riot control device. Expert Ian McCollum demonstrates how to access the 18-round rotary cylinder by loosening front screws and separating the gun's halves. Reloading involves manually inserting cartridges and winding an internal spring, with reassembly requiring alignment of specific pins and bars. The video highlights the unique construction and historical context of this specialized firearm.

Quick Summary

The Manville Gas Gun is a rare 25mm gas grenade discharger for riot control, featuring an 18-round spring-loaded rotary cylinder. Disassembly requires loosening front screws to access chambers for manual reloading and spring winding. Its all-metal construction and original accessories, like its steamer trunk case, make it a unique collector's item.

Chapters

  1. 00:14Introduction and Original Case
  2. 00:34Overview and Purpose
  3. 01:17Mechanical Operation
  4. 01:57Disassembly and Reloading
  5. 03:01Reassembly and Firing Stance

Frequently Asked Questions

What is the Manville Gas Gun and its primary purpose?

The Manville Gas Gun is a 25mm gas grenade discharger designed for riot control and prison use. It features an 18-round spring-loaded rotary cylinder and is often mistaken for a machine gun due to its appearance.

How is the Manville Gas Gun disassembled and reloaded?

Disassembly involves loosening two front screws and separating the gun's halves. Reloading requires manually loading cartridges into the 18 chambers and winding an internal spring, similar to a watch.

What makes the Manville Gas Gun a rare collector's item?

Its rarity stems from its specialized purpose, limited production, and the preservation of original accessories like its steamer trunk case, as demonstrated by Ian McCollum on Forgotten Weapons.

What are the key mechanical features of the Manville Gas Gun?

It utilizes a spring-loaded rotary cylinder with 18 chambers and a simple striker mechanism. The trigger pull fires a round and advances the cylinder, while disassembly is required for reloading and spring winding.

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