Colt AR-15 Pistol Upper Receiver Assembly 5.56x45mm with Centurion CMR M-LOK Handguard


Category: Product ID: 19030


The Colt AR-15 Upper Receiver Assembly comes complete with charging handle, bolt and bolt carrier assembly. The Colt AR-15 Upper Receiver also comes complete with A2 flash hider, Centurion CMR M-Lok Handguard, and a barrel with a black parkerized finish. This Upper Receiver Assembly comes with a picatinny-style flattop rail for plenty of accessories, and is more than ready to offer maximum versatility.


  • A2 Flash Hider
  • Centurion CMR M-Lok Handguard
  • Black Parkerized Barrel Finish
  • Product Information

    Cartridge 5.56x45mm NATO
    Color Black
    Finish Anodized
    Material Aluminum
    Barrel Length 11.5 Inches
    Twist 1:7 Inches
    Threads 1/2″-28
    Barrel Finish Black
    Chrome Lined No
    Gas Block Diameter 0.75 Inches
    M4 Feed Ramps Yes
    Upper Receiver Type A3 Flat-Top
    Handguard 10.5″ Centurion CMR
    Bolt Carrier Assembly Included Yes
    Muzzle Device A2 Flash Hider
    Mil-Spec or Commercial Mil-Spec
    Country of Origin United States of America
    Compatible With

    Delivery Information

    Shipping Weight 4.150 Pounds


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