How To Clean & Lubricate A Benelli M4 12ga Shotgun (HD)

Published on November 20, 2015
Duration: 22:37

This guide details the comprehensive cleaning and lubrication process for the Benelli M4 12-gauge shotgun, as demonstrated by Mrgunsngear. It covers field stripping, detailed disassembly of the ARGO gas system and bolt carrier group, cleaning specific components like pistons and gas ports, and proper reassembly. The video emphasizes methodical steps and the use of appropriate tools to maintain the firearm's reliability.

Quick Summary

The Benelli M4 12ga shotgun requires a methodical cleaning process involving field stripping, disassembling the ARGO gas system, cleaning pistons and ports, and reassembling components. Essential tools include Break-Free CLP, polymer cleaning rods, brushes, and picks to avoid damaging the firearm's finish. A final function check ensures proper operation.

Chapters

  1. 00:00Introduction
  2. 00:37Cleaning Supplies Overview
  3. 02:11Field Stripping & Barrel Removal
  4. 03:25Bolt & Receiver Disassembly
  5. 04:11ARGO Gas System Disassembly
  6. 05:22Cleaning the Barrel and Gas System
  7. 07:49Piston & Gas Port Maintenance
  8. 11:34Bolt Disassembly & Cleaning
  9. 14:39Trigger Group Removal
  10. 17:53Reassembly
  11. 21:10Function Check

Frequently Asked Questions

What are the essential supplies needed to clean a Benelli M4 shotgun?

You'll need Break-Free CLP, cleaning patches or cut-up t-shirts, Tipton polymer cleaning rods, an old toothbrush, a Leatherman tool, and an M16 cleaning rod with a bronze brush. Polymer picks are also useful for tight areas.

How do you disassemble the ARGO gas system on a Benelli M4?

To disassemble the ARGO system, use the charging handle as a tool to unscrew the gas plugs. Then, carefully remove the pistons from their housings on the barrel assembly.

What is the recommended method for cleaning the Benelli M4's barrel and gas system?

Run CLP-soaked patches through the barrel using a cleaning rod and brush. Clean the chamber and piston housings with CLP and polymer picks. Scrub the pistons and gas ports with a toothbrush and CLP, using a steel brush for heavy fouling.

Why is a function check important after cleaning a Benelli M4?

A function check verifies that all components have been reassembled correctly and are operating as intended. It ensures the safety mechanisms, trigger reset, and cycling of the action are all functioning properly before live firing.

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