Shotgun PartsBenelli U.S.A.Sold by Brownells

Benelli U.S.A.

M4 Magazine Extension Kit - M4 2 Shot Magazine Extension Kit

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Benelli Factory

OEM magazine extension kit

Designed Fit

Benelli M4 shotguns

Adds 2-shot

Magazine extension capacity

Made Benelli

U.S.A

Factory Accessory

For the M4 platform

$124.00
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SKU: 430105598

Overview

This factory OEM magazine extension kit is made for Benelli M4 shotguns and is intended for owners who want a direct-fit accessory from the original manufacturer. It is a straightforward option for shooters who prefer to keep their setup within the Benelli parts line. Because it is purpose-built for the M4 platform, it suits users looking for a factory-matched extension rather than an aftermarket alternative.

Why Hunters Choose the Benelli U.S.A.

Benelli Factory

OEM part for direct compatibility

Benelli M4

Platform

Adds Two-shot

Magazine extension capacity

Factory-supplied Kit

From Benelli U.S.A

Straightforward Accessory

For M4 owners seeking OEM

Key Features

  • Benelli factory OEM magazine extension kit
  • Designed to fit Benelli M4 shotguns
  • Adds 2-shot magazine extension capacity
  • Made by Benelli U.S.A.
  • Factory accessory for the M4 platform

Best Used For

  • Benelli M4 owners needing a factory OEM magazine extension kit for compatible shotguns
  • Shooters wanting a two-shot magazine extension from the original manufacturer
  • Users maintaining an M4 with brand-matched factory parts and straightforward fitment
  • Hunters or range shooters configuring an M4 for additional shell capacity

Specifications

CompatibilityBenelli M4 shotguns
FactoryYes
OemYes
Shot Capacity2 shot
TypeMagazine extension kit

Pros

  • Benelli factory OEM part for direct compatibility with M4 shotguns
  • Designed specifically for the Benelli M4 platform
  • Adds two-shot magazine extension capacity
  • Factory-supplied kit from Benelli U.S.A.
  • Straightforward accessory for M4 owners seeking OEM fitment

Considerations & Trade-offs

  • Designed specifically for Benelli M4 shotguns, so compatibility is limited to that platform.
  • This is a 2-shot magazine extension kit, which adds capacity but does not change the shotgun’s core configuration.
  • As a factory OEM accessory, it is a specialized add-on rather than a general-purpose magazine solution.

Suggested Comparisons

  • Shotgun magazine extensions
  • Shotgun accessories
  • Benelli M4 accessories

Suggested Accessories

  • Shotgun sling
  • Cleaning kit
  • Gun case
  • Magazine tube cap

Frequently Asked Questions

What firearm is this magazine extension kit made for?

It is a Benelli factory OEM magazine extension kit designed to fit Benelli M4 shotguns.

Is this an original Benelli part?

Yes. The product is described as a Benelli factory OEM magazine extension kit.

How many shots does this extension kit add?

The product title identifies it as a "2 Shot Magazine Extension Kit," but no additional details are provided in the source data.

Does the product description list installation details or included components?

No. The provided source data does not include installation instructions or a full parts list.

Who manufactures this kit?

The manufacturer listed is Benelli U.S.A.