From Service Sidearm to Match Gun: the Astra 400 Target Model

Published on August 26, 2022
Duration: 9:25

This guide details the operation of the unique single set trigger mechanism found on the rare Astra 400 Target Model, as explained by Ian McCollum. It covers the process of setting the trigger for a light pull and the manual reset required for each shot. Proper safety precautions are emphasized throughout.

Quick Summary

The rare Astra 400 Target Model, manufactured in 1945 in Spain, distinguishes itself from the standard service sidearm with its adjustable Patridge-style sights and a unique single set trigger mechanism. This set trigger allows for a precise, light pull after being manually engaged via a frame button, requiring a reset for each shot.

Chapters

  1. 00:00Introduction to Astra 400 Target Model
  2. 00:54Frame and Magazine Release
  3. 01:41Sights Comparison
  4. 03:02Single Set Trigger Mechanism
  5. 04:29Internal Mechanics and Disassembly
  6. 07:19Markings and Production History

Frequently Asked Questions

What are the key differences between the Astra 400 Target Model and the standard service sidearm?

The Astra 400 Target Model features an improved adjustable Patridge-style front sight, a bolt-on adjustable rear sight for enhanced precision, and a unique single set trigger mechanism for a lighter pull, distinguishing it from the standard model's fixed sights and heavier trigger.

How does the single set trigger on the Astra 400 Target Model operate?

The set trigger requires cycling the action to cock the hammer, then pressing a button on the rear frame to engage the 'set' position. This results in a very light trigger pull. The hammer must be manually reset to the 'set' position for each subsequent shot.

What type of magazine release does the Astra 400 Target Model use?

Unlike the standard Astra 400's heel-mounted release, the target model typically utilizes a side-mounted release button, similar to the Astra 300. This requires a specific magazine designed with a side grasping tab.

Where is the Astra 400 Target Model manufactured and what caliber does it use?

The Astra 400 Target Model was manufactured in Guernica, Spain, by Unceta y Compañía S.A. It is chambered in the distinctive 9mm Largo caliber.

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