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Extar EP9 Buffer Tube Adapter



In Stock! Ships the same or next business day!


Replacement endcap for the Extar EP9 (9mm) which allows for attachment of a Milspec or Commercial buffer tube.  Popular options include the SBA3 and SBM4.


  • Now includes replacement buffer
  • Includes Castle Nut
  • CNC Machined from Delrin
  • Lifetime Warranty



  • Will this work with the Law Tactical/Sylvan Side Folding Adapter? - No, these require a hole in the back of the bolt, which the EP9 does not feature.