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      1. Home
      3. AR-15
      3

      AR 15 Parts and Accessories

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      AR-15

      • Pistols
      • Upper Receivers

        Filter

        3 Products

        Brand

        • CZ USA
        • Heckler & Koch

        Price

        $3,749.00$2,079.99

        Color

        • Black

        Attachment System

        • M-LOK

        Action

        • Semi-Auto

        Barrel Length

        • 4.0"
        • 5.0"
        • 5.2"
        • 5.25"
        • 5.5"
        • 5.7"
        • 6.0"
        • 6.5"
        • 6.75"
        • 7"
        • 7.5"
        • 7.75"
        • 8.0"
        • 8.2"
        • 8.3"
        • 8.5"
        • 9"
        • 10"
        • 10.3"
        • 10.5"
        • 11"
        • 11.3"
        • 11.5"
        • 11.85"
        • 12"
        • 12.3"
        • 12.5"
        • 13"
        • 13.7"
        • 13.75"
        • 13.9"
        • 13.95"
        • 14"
        • 14.3"
        • 14.5"
        • 14.7"
        • 16"
        • 16.1"
        • 16.12"
        • 16.25"
        • 16.5"
        • 17.7"
        • 18"
        • 18.5"
        • 20"
        • 21"
        • 22"
        • 24"
        See More See Less

        Caliber or Gauge

        • 5.56 NATO

        Gas System Length

        • Pistol
        • Carbine
        • false
        • true

        Magazine Capacity

        • 30

        Customer Rating

          • false

          Thread Pattern

          • 1/2 X 28
          Filtered By: 11"

          In Stock

          Heckler & Koch MR556 A4 Complete AR-15 Upper Receiver - 5.56 - 11"

          View Details
          $2,179.00

          Out of Stock

          Heckler & Koch MR556 A4 5.56 AR-15 Pistol - 11"

          View Details
          $3,749.00

          In Stock

          CZ USA Bren 2 MS 5.56 NATO AR-15 Pistol - 11" 30 + 1

          View Details
          $2,079.99
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