Britain's Last Ditch: Wartime Changes to No4 Lee Enfield

Published on July 14, 2021
Duration: 14:52

This video details the 'last ditch' wartime modifications made to the No4 Lee Enfield rifle, primarily between 1941-1942, to accelerate production after Dunkirk. Key changes include simplifying the rear sight to a flip aperture, altering the cocking piece and front sight protector, and switching to 2-groove rifling. The No4 Mark 1* variant, produced in the US and Canada, featured a simplified bolt release notch. Stock materials also shifted to kiln-dried wood due to shortages.

Quick Summary

The No4 Lee Enfield underwent 'last ditch' modifications in 1941-1942 to boost production after Dunkirk. Changes included a simplified flip aperture rear sight, squared cocking piece, flat front sight protector, 2-groove rifling, and a simplified bolt release on the Mk1* variant.

Chapters

  1. 00:00Wartime Context & Dunkirk Impact
  2. 01:37Rear Sight Simplification (Mk1 vs Mk2)
  3. 03:13Cocking Piece & Sight Protector Changes
  4. 05:12Butt Plates & 2-Groove Rifling
  5. 06:55Receiver Finish & Markings
  6. 08:31The No4 Mark 1* Bolt Release
  7. 12:26Stock Material Shifts

Frequently Asked Questions

What were the main 'last ditch' modifications to the No4 Lee Enfield during WWII?

Key modifications included simplifying the rear sight to a flip aperture, altering the cocking piece and front sight protector, switching to 2-groove rifling, and simplifying the bolt release on the Mk1* variant to speed up production.

Why did Britain modify the No4 Lee Enfield for faster production?

Following the loss of equipment at Dunkirk early in World War Two, Britain needed to rapidly increase rifle production. This led to 'last ditch' changes prioritizing speed and reduced machining over cosmetic finish.

What is the significance of the No4 Mark 1* variant?

The No4 Mark 1* is notable for its simplified bolt release, featuring a notch in the receiver rail instead of a spring-loaded mechanism. These were primarily produced in the United States by Savage and in Canada by Long Branch.

How did wartime shortages affect No4 Lee Enfield stocks?

Due to shortages of naturally dried walnut, manufacturers switched to using kiln-dried birch and beech for rifle stocks. They also experimented with other materials but found kiln-dried wood to be the most effective alternative.

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