SIG Chylewski: One-Handed Vest Pocket Automatic

Published on July 24, 2019
Duration: 5:34

This video provides an expert look at the rare SIG Chylewski, a vest pocket automatic pistol. Ian McCollum details its unique trigger-cocking mechanism, allowing for one-handed slide manipulation, a significant feature for concealed carry. The limited production and historical context of this early SIG offering are thoroughly explored.

Quick Summary

The SIG Chylewski is a rare vest pocket automatic pistol from SIG, notable as their second auto pistol and for its unique trigger-cocking mechanism allowing one-handed operation. Patented by Witold Chylewski, SIG produced about 1,000 units before the design saw more commercial success with Bergman and Lignose.

Chapters

  1. 00:00Introduction to the SIG Chylewski
  2. 00:51One-Handed Cocking Mechanism
  3. 01:20Design Origins and Patent
  4. 02:31Production History and Successors
  5. 04:25Technical Specifications and Markings

Frequently Asked Questions

What is the SIG Chylewski and why is it historically significant?

The SIG Chylewski is a rare vest pocket automatic pistol manufactured by SIG in Neuhausen, Switzerland. It holds historical significance as SIG's second automatic pistol produced and features a unique one-handed cocking mechanism.

How does the one-handed cocking mechanism on the SIG Chylewski work?

The SIG Chylewski utilizes a trigger-cocking action. A specialized extension on the slide allows the user to rack the slide rearward using their trigger finger, enabling one-handed operation for quick deployment.

What were the production numbers and commercial success of the SIG Chylewski?

SIG produced approximately 1,000 units of the Chylewski. While SIG's production was limited due to manufacturing difficulties, the design later found more commercial success with manufacturers like Bergman and Lignose.

What caliber and magazine capacity does the SIG Chylewski use?

The SIG Chylewski is chambered in .25 ACP (6.35mm) and typically features a 7-round magazine capacity, plus one in the chamber.

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