Hybrid upper receiver for a rifle

  • US 9,068,786 B2
  • Filed: 11/15/2013
  • Issued: 06/30/2015
  • Est. Priority Date: 11/15/2013
  • Status: Active Grant
First Claim
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1. A combination metal/polymer upper receiver for use in a rifle, the upper receiver comprising:

  • a) a polymeric upper receiver housing defining a chamber; and

    b) a metal insert secured within said polymeric upper receiver housing wherein said metal insert is configured to threadably engage a barrel nut to detachably secure a rifle barrel to said combination metal/polymer upper receiver.

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