GG&G Benelli M2 2-Shot Magazine Extension Tube 1628

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The GG&G Benelli M2 Magazine Extensions are easy to install as long as you have a working knowledge of how to break down your shotgun to perform maintenance procedures. No modification to the shotgun is required. 


  • Perfect for military, law enforcement and home defense use
  • Fits 12ga benelli M2 shotguns
  • The GG&G two shot magazine tube extensions on benelli tactical shotgun must first remove the factory one shot magazine extension tube
  • The addition of the GG&G two shot magazine tube extension will allow to keep a total of 6 rounds in the magazine
  • The two shot benelli M2 mag tube extensions do not protrude beyond the barrel of a standard 18.5" model
  • Unlike the competition, the magazine extension tube nut is CNC machined from wear resistant solid steel bar stock versus aluminum
  • When installed properly, the solid steel ratchet base on the benelli M2 mag tube extension nut, securely retains the barrel under recoil
  • The unique magazine tube extension nut is manganese phosphated in a nonâ€"reflective combat finish per mil-spec
  • The end cap of the magazine extension tube can be removed separately to facilitate cleaning and the use of a magazine plug
  • Includes a new extended length magazine spring to insure proper function


  • Material: 6061-T6 Aluminum
  • Finish: Hard Anodized Non-Reflective Matte Black Per Mil-Spec
  • Length: 6 1/4"
  • Weight: 6.8 oz.