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HK designed & manufactures in Germany 9″ HK416, MR556 extended quad rail. This drop in unit is anodized in the early version of RAL8000.


  • 9" length
  • quadrail
  • fits HK 416/ MR556/ MR223
  • does not come with the integrated flip up sights
  • does not come with S/N markings
  • made in Germany by HK
  • Screw included!
  • this item might have some storage/ shipping marks.

HK 416 MR556 Quadrail RAL8000

SKU: 3197
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