S&J Hardware Benelli M4 +1 Magazine Extension

Regular price $85.00 Sale

The S&J Hardware Benelli M4 +1 Magazine Extension is extensively field tested and meets or exceed law enforcement and military requirements.

This extremely durable, high quality, solid steel Benelli M4 Magazine Extension comes with everything you need to upgrade your shotgun to the next level.

S&J Hardware Magazine Extensions are CNC milled from pure steel, Just like your gun. Don't settle for aluminum.


  • Fits: Benelli M4
  • CNC Milled From Solid Steel
  • Finish:
    • Controlled Gas Nitride, Mil-Spec Black Oxy Finish
  • Total Length:
    • 6 1/4" (+1)
  • Made in Canada

    Questions & Answers

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    • How can this be legal if the stock M4 already holds the max of 5+1?

      Hello.  This Canadian made Benelli M4 magazine extension meets all Canadian firearm laws set forth by the Government.