How to Tighten a Loose Forend on a Winchester Model 21 side by side Shotgun | MidwayUSA Gunsmithing

Published on October 28, 2013
Duration: 6:13

This video demonstrates how to fix a loose forend on a Winchester Model 21 side-by-side shotgun. The process involves identifying a small gap behind the forend iron's loop, which causes looseness. The solution is to 'upset' or stretch the metal at the end of the forend iron's slot using a punch and bench block to create a tighter fit against the shotgun's loop.

Quick Summary

To fix a loose forend on a Winchester Model 21, identify the small gap behind the forend iron's loop. Then, use a wedge-shaped punch and bench block to 'upset' or stretch the metal in the forend iron's slot, creating a tighter fit against the receiver's loop.

Chapters

  1. 00:00Intro: Winchester Model 21 Loose Forend
  2. 00:31Understanding Forend Iron Function
  3. 01:16Disassembly and Preparation Steps
  4. 02:09Identifying the Gap Causing Looseness
  5. 03:06Stretching Metal to Tighten Fit
  6. 04:31Final Fitting and Cold Blue Finish

Frequently Asked Questions

What causes a loose forend on a Winchester Model 21?

A loose forend on a Winchester Model 21 is typically caused by a small gap, often just a few thousandths of an inch, behind the loop of the forend iron where it interfaces with the shotgun's receiver.

How do you fix a loose forend on a Winchester Model 21?

The fix involves 'upsetting' or stretching the metal at the end of the forend iron's slot. This is done using a wedge-shaped punch and a bench block to create a tighter fit against the receiver's loop.

What preparation is needed before fixing a loose forend?

Before stretching the metal, you must disassemble the forend by removing the retainer, catch, and spring. It's also crucial to remove the extractors from the barrels to prevent damage.

What tools are needed to tighten a shotgun forend?

Essential tools include a wedge-shaped punch, a sturdy bench block for support, a vise with brass jaws to prevent marring, and cold blue solution for finishing the worked area.

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