Availability: In stock

Ruger® AR Low Receiver 5.56mm NATO/.223 Remington

AR-556 lower receiver only. 7075-T6 aluminum construction with black hard coat anodized finish. Fire/Safe markings. Ruger logo. Accepts standard AR15 magazines.


  • Caliber-Gauge: .223 REM.
  • Long Gun Web Model: AR-556
  • Made in the USA
  • Specific Caliber: 5.56mm NATO
  • Tactical
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UPC 736676085064
Manufacturer Part Number 8506
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