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ar upper kit, upper receiver parts, upper assembly parts kit

Sgt of Arms Upper Parts Kit

The Sgt of Arms upper parts kit is once again 100% american made parts just like our lower parts kit. Everything is machined to our exacting standards. This upper parts kit comes with a Knurled dust cover rod  so you can avoid using the C-clip.


  • Complete Forward Assist Kit
  • Complete Ejection Port Kit
  • No C-clip Needed
  • Easy installation
  • Extreme durability and longevity
  • All parts secure tightly and securely
  • Phosphate Coated
  • 100% American Made
    Out of Stock
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