5.56 (10.5" Barrel & 12" Slanted M-Lok Handguard) AR 15 Rifle Upper Assembly - (1:7 Twist)



5.56 AR Pistol Upper Specs:

  • Hand-guard Type: M-Lok
  • Chamber: 5.56
  • Twist Rate: 1:7
  • Rail Length: 12"
  • Barrel Length: 10.5"
  • Barrel Steel: Chrome Moly Barrel
  • Finish: Nitride
  • Barrel Profile: A2

Can you combine tactical and fun? We think so, that is why we are pleased to offer this incredible 10.5”, M-Lok AR Pistol Upper! The only thing missing from this AR Pistol Upper is your favorite flip-up sights or AR-15 scope! All of our upper assemblies come complete with everything installed like the gas block, gas tube, handguard, barrel, dust cover, bolt carrier group and charging handle. This AR Pistol Upper kit is truly plug-and-play since all you have to do is install the upper to your lower receiver! Perfect for varmint hunting, tactical shooting, and of course untold relaxing hours of target practice, What was once the sole domain of custom AR-15 Pistols is now available in this ready-to-shoot AR Upper Kit! Experience something different, and see how flexible an M-Lok handguard is in terms of upgrading your AR-15 Pistol over time. Most importantly, experience how easy it is to add an AR-15 Pistol to your collection! So come and discover just how fun and versatile this AR-15 Pistol really is.

5.56 AR Pistol Upper Specs (Expanded):

Barrel: 10.5", 5.56 chambered barrel comes complete with a Flash Can.

Upper Receiver: This US made upper receiver is carefully forged from 7056- T6 aluminum, and finished with a durable hard black anodized finish. Built with standard M4 feed ramps and T-marked on the top rail.

Bolt Carrier Group: Made of 8620 steel, this chrome lined, phosphate coated bolt is mil-spec shot peened for optimal hardness. The Carpenter 158 steel bolt carrier comes complete with extractor spring and O-ring insert. This high pressure tested full auto-style bolt carrier is built for extreme duty operations.

Charging Handle: Made from durable T6061 aluminum, our charging handle is built for rugged reliable performance.

It is your responsibility to fully understand all applicable laws and regulations regarding purchase and ownership of uppers with a barrel length of less than 16".

Shipping Restrictions

Shipping of various parts and/or accessories are prohibited to states and locales (ie New Jersey, California, New York, etc…) with restrictions against certain parts and/or accessories or “assault weapons” (i.e. states with high-capacity magazine restrictions, manufacturing of semi-automatic weapons, etc..). It is your responsibility to be aware of your local firearms laws before purchasing from our website or machining a firearm. We try our best to keep our shipping page current, but laws change daily

80-Lower.com only ships within the United States. Federal legislation dictates we cannot ship our products internationally.

We are a national retailer of individual components and not all products depicted on this website are legal in every state. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, New Jersey, New York, Rhode Island, and Washington). The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative.