AutoMag 160 in .357AMP: For When the Regular AutoMag is too Common

Published on July 20, 2022
Duration: 8:29

This guide details the quick-change barrel system on the AutoMag Model 160, as demonstrated by Ian McCollum. It covers the simple process of swapping barrel assemblies using the firearm's takedown lever. Proper safety precautions are emphasized, including ensuring the firearm is unloaded before manipulation.

Quick Summary

The AutoMag Model 160 in .357 AMP is a rare variant featuring a unique bottlenecked cartridge derived from the .44 AMP. Primarily a handloader's round due to limited commercial availability, it offers high velocities (1,500-2,000 fps). The pistol boasts a quick-change barrel system, allowing for easy swapping of 6.5-inch or 8.5-inch barrel assemblies.

Chapters

  1. 00:00Introduction to AutoMag Model 160
  2. 01:44Ammunition: .357 AMP Handloading
  3. 03:32Barrel Options and Swapping
  4. 04:29Cartridge Comparison
  5. 05:09Technical Challenges & Handloading Nuances
  6. 07:20Production and Rarity

Frequently Asked Questions

What makes the AutoMag Model 160 in .357 AMP unique?

The AutoMag Model 160 in .357 AMP is unique because it fires a specialized, bottlenecked cartridge created by necking down the .44 AMP case. This allows for higher velocities, and the pistol itself features a quick-change barrel system.

Is .357 AMP ammunition readily available?

No, .357 AMP ammunition was not widely available commercially. Norma produced .44 AMP but not .357 AMP, and only Super Vel produced it in small quantities. It is primarily a handloader's cartridge.

How does one swap barrels on an AutoMag Model 160?

Swapping barrels on the AutoMag Model 160 is facilitated by a takedown lever. Flipping this lever allows the entire upper barrel assembly to be removed and replaced with another, a process that can be done quickly.

What are the production numbers for the .357 AMP AutoMag?

Collectors estimate that between 2,000 and 2,500 AutoMag Model 160s were chambered in .357 AMP or sold as conversion kits, out of a total AutoMag production of approximately 9,500 units.

More Gunsmithing & DIY Videos You Might Like

More from Forgotten Weapons

View all →