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Critical Capabilities Mil-Spec AR Lower Spring Kit

Critical Capabilities

  • 449

Critical Capabilities Mil-Spec Spring Kit features all of the springs required for a lower parts kit

100% Made in the USA

  • Trigger Spring
  • Hammer Spring
  • Disconnector Spring
  • Bolt Catch Detent Spring
  • Selector Detent Spring
  • Takedown Pin Spring
  • Pivot Pin Spring
  • Magazine Catch Spring
  • Buffer Retainer Spring

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