Modello 1928 Tromboncino Grenade Launcher

Published on May 29, 2017
Duration: 13:12

This guide details the operation of the Modello 1928 Tromboncino, a unique Italian close-support grenade launcher. It highlights the distinctive shared bolt system with the Carcano 91/28 TS rifle and the specific steps for loading, aiming, and firing a 38mm spigot-type grenade. The information is presented with the authority of Ian McCollum, a recognized expert in historical firearms.

Quick Summary

The Modello 1928 Tromboncino is a rare pre-WWII Italian grenade launcher integrated with the Carcano 91/28 TS rifle. It features a unique shared bolt system and fires 38mm spigot grenades, offering close-support capabilities. Declared obsolete by 1934, it was replaced by the Brixia Model 35 assault mortar.

Chapters

  1. 00:00Introduction to the Modello 1928 Tromboncino
  2. 00:51Design and Unique Bolt System
  3. 02:05Sighting and Grenade Specifications
  4. 03:41Service History and Rarity
  5. 06:00Detailed Sighting Mechanism
  6. 07:40Firing Mechanism and Linkage
  7. 08:27Ammunition and Gas System

Frequently Asked Questions

What is the Modello 1928 Tromboncino?

The Modello 1928 Tromboncino is a pre-World War II Italian close-support grenade launcher, uniquely integrated with the Carcano 91/28 TS rifle. It features a shared bolt system and fires 38mm spigot-type grenades.

How does the Modello 1928 Tromboncino operate?

Operation involves transferring a shared bolt from the rifle receiver to the launcher receiver, loading a 38mm spigot grenade, aiming with specialized sights, and firing. The system uses standard rifle ball ammunition to generate gas pressure for launching.

Why was the Modello 1928 Tromboncino declared obsolete?

The Modello 1928 Tromboncino was declared obsolete by 1934 due to the limited effectiveness of its 38mm grenade. It was subsequently replaced by the Brixia Model 35 assault mortar.

Are Modello 1928 Tromboncinos common?

No, these launchers are extremely rare, particularly in the United States. Only about 15 are known to have been imported into the US in the late 1950s, making them highly sought-after collector's items.

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