Castle Nut - Military Spec
  • Castle Nut - Military Spec

Castle Nut - Military Spec

$4.99

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$4.99

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  • Fits: AR-15 and all AR variants
  • Made from steel and coated black
  • Standard military specification
  • Compatible with shotgun adapter


Ergo, the premier manufacturer of firearm accessories, manufactures all of its accessories in the USA with the highest standards and tightest tolerances. This military spec. Castle Nut works with commercial, military and hybrid buffer tubes.

52 ER5333


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