Griffin Armament Maritime AR-10 Receiver Extension

Manufactured by Griffin Armament
Manufactured by Griffin Armament
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The Griffin Armament Maritime AR-10 Receiver Extension is an enhanced 7075-T6 aluminum buffer tube designed to enhance AR-10 weapon performance. It features seven ports that disperse excess gas, water, oil, and debris from the operating system, providing improved reliability and safety for both the firearm and shooter. This buffer tube features mil-spec dimensions for compatibility with most AR-10 lower receivers and a mil-spec hardcoat anodized black finish for corrosion resistance. This receiver extension is a reliable choice for both new builds and upgrades, enhancing weapon handling and overall performance.


  • AR-10 lower receiver extension
  • 6-position buffer tube
  • 7075-T6 aluminum construction
  • Hardcoat anodized black finish
  • Seven gas-dispersing ports improve reliability
  • Compatible with most AR-10 lower receivers
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BrandGriffin Armament
FitmentArmalite AR-10 Pattern
MaterialAluminum - 7075-T6
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to

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