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External Gas Block for M4

External Gas Block for M4
  • Stock: In Stock
  • Model: External Gas Block for M4
  • Weight: 0.15kg
USD7.50

Need extra rails to place your front iron sight/foregrips?

This external gas block unit allows to do this.


UPDATE (16/12/2021): This external gas block unit now has a new design and is higher to fit on with the top and lower rail unit of your handguard.

Colour: Black ONLY

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