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This is the AR Five Seven Law Enforcement and Military 12" "SBR" 5.7 x 28mm Complete Upper Receiver Assembly. Complete AR Five Seven Upper assembly with 12" SBR Barrel, Bolt, "Carbine" Buffer and manual. Ambidextrous magazine release and charging handle. Reliability, simplicity, and utterly low maintenance are hallmarks of the AR Five Seven. This unit uses standard FN PS90 or factory AR57 magazines, which are sold separately.
NFA Disclaimer - All NFA/ATF Rules Apply.
Possession of this upper along with a Non-NFA lower is prohibited, except when installed on a receiver configured and registered as a pistol. You may not install this upper on a lower receiver unless it is a registered SBR, Machine Gun, or Pistol Lower, This upper receiver is a regulated item by the National Firearms Act of 1934. Please check with your local and state municipalities for any further regulatory requirements. It is the buyer's responsibility to make sure they comply with all NFA rules and applicable laws.
*Copy of Photo ID required for purchase of any uppers.
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