Emerson - 120 Rounds MAP Style Magazine for M4/M16

Emerson SKU: BD4201


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A polymer constructed mid-cap magazine for M4 AEGs. These hold up to 120 rounds and are the MAP style design. They come with a mock bullet window and a protective cover to prevent dirt and dust from getting into the feed tube when in storage.

These magazines are not guaranteed to fit every brand, but are based off Tokyo Marui specification.


  • Polymer construction
  • 120 BB capacity
  • Protective cover included
  • Mock bullet window