S&W Model 686 Mountain Gun | .357 Magnum at its best!

Published on July 15, 2025
Duration: 15:48

This guide details a specific gunsmithing fix for a common issue with the Smith & Wesson 686 Mountain Gun, where spent casings can snag on the frame during cylinder rotation. Expert instruction from Hickok45 demonstrates how to diagnose and resolve this problem by carefully stoning down the offending frame ledge, ensuring smooth operation. This advanced technique requires precision and a thorough understanding of revolver mechanics.

Quick Summary

The Smith & Wesson 686 Mountain Gun is a .357 Magnum revolver optimized for carry, featuring a lighter profile with a partial underlug and tapered 4-inch barrel. Its L-frame handles recoil well, and a specific gunsmithing fix involves stoning down frame ledges to prevent spent casings from snagging during ejection.

Chapters

  1. 00:00Introduction and Initial Shooting
  2. 00:35Model Identification (686 Plus)
  3. 02:45Design and Comparison to Standard 686
  4. 04:05Technical Features (Sights, Lockup)
  5. 05:58Grip Preferences
  6. 07:35Mechanical Troubleshooting (Casing Ejection)
  7. 09:35The Mountain Gun Concept
  8. 10:45Historical Context
  9. 12:38Final Thoughts and Magnum Shooting

Frequently Asked Questions

What makes the Smith & Wesson 686 Mountain Gun ideal for carrying?

The 686 Mountain Gun is designed for carry with a lighter profile due to its partial underlug, a 4-inch tapered barrel, and a round butt frame, making it more comfortable to pack and handle than larger revolvers.

How does the S&W 686 Mountain Gun handle .357 Magnum recoil?

The L-frame construction of the 686 is robust enough to manage the recoil of full-power .357 Magnum ammunition effectively, offering a balance of power and shootability without the excessive weight of larger N-frame revolvers.

What is the 'Mountain Gun' concept in revolvers?

The 'Mountain Gun' concept refers to a revolver optimized for carrying in the field. It typically features a lighter build, often with a tapered barrel and a round butt grip, balancing potent firepower with enhanced portability and handling.

How can one fix spent casings snagging in an S&W 686?

A common fix involves carefully stoning down the specific frame ledge that interferes with spent casing ejection during cylinder rotation. This requires precision and ensures smoother operation after firing.

Related News

All News →

More Gunsmithing & DIY Videos You Might Like

More from hickok45

View all →