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Mil-Spec Barrel Extension, 5.56 M4

Product Code: 7073-0001-1518
Stock Status: Back in stock soon!
List Price: $24.95

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List Price: $24.95

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SKU: 7073-0001-1518 Category:


Our barrel extensions are made from aircraft grade 86E20, are precision machined, heat treated, and ground to mil-spec.


  • Mil-Spec
  • M4 feed ramps
  • 86E20 aircraft-grade steel construction
  • Carburized & hardened per mil-spec
  • Made in USA


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