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  • Colt M4 Carbine Lower Receiver Assembly

    • Colt Carbine 5.56mm Semi-Auto Lower Receiver Assembly

    Colt

    Price: $650.00
    SALE: $419.00
    (149 reviews) Write a Review
    SKU:
    SP633784

    Product Description

    ALL Semi-Auto Colt Rifle Receivers will be marked "Carbine" as of Q4 2020; furniture may vary.

    Description:

    Factory Colt complete lower receiver assembly to build your AR15, M16 or M4. Compatible with all mil-spec AR15/M4/M16 upper receivers. Manufactured to truly meet and exceed all Mil Spec standards.

    This item is a serialized part, considered a firearm and requires transfer through a FFL

    NOTE: This product is a firearm receiver and is not classified as a rifle or pistol and can be built as desired.

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    Product Reviews

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    149 Reviews Hide Reviews Show Reviews

    • 5
      Great price, fast shipping.

      Posted by Yiyu Wang on 30th May 2017

      Great price, fast shipping. The lower has some small cosmetic blemishes from the factory, just like all other Colt parts/rifles.

    • 5
      oolt lower

      Posted by randy belmont on 22nd May 2017

      Fast shipping item as described. A great price for the start of my build

    • 5
      Colt lower....

      Posted by Bryant on 22nd May 2017

      Bought a few firearms from AU, love em....great prices and service.

    • 3
      Nice, but....

      Posted by matt on 22nd May 2017

      Great shape and complete, but unknowingly rollmarked PISTON CARBINE. Lesson learned--Study the little pictures carefully.

    • 5
      No problems

      Posted by Unknown on 22nd May 2017

      As described. Fast shipping.

    • 5
      Colt M4 Carbine Lower Receiver Assembly

      Posted by Unknown on 16th May 2017

      great quick service.

    • 5
      PURCHASE OF M4 LOWER

      Posted by RED on 15th May 2017

      SAW A GREAT PRICE ON A LOWER ASSEMBLY I WANTED VIA AN E-MAIL FROM ARMS UNLIMITED. ORDERED IT AND HAD TO CONTACT CUSTOMER SERVICE THE NEXT DAY. THEY ANSWERED PHONE QUICKLY TOOK CARE OF ME AND I RECEIVED THE LOWER VERY FAST. VERY PLEASED WITH BOTH SERVICE AND THE PART I ORDERED.

    • 5
      M4 lower

      Posted by Oscar Pérez on 15th May 2017

      Great and easy transaction , reasonable price I'll be BACK

    • 4
      Colt Piston Lower

      Posted by mitchell louis on 15th May 2017

      Item came as promised in good condition, just a few nicks. Item worked as promised. I would buy again from this vendor. mitch

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