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5.56 (16″ Stainless Barrel & 13.5″ M-Lok Handguard) AR 15 Rifle Kit with 80% Lower Fire/Safe Marked

$999.95 $500.00 (You Save $499.95)

5.56 (16" Stainless Barrel & 13.5" M-Lok Handguard) AR 15 Rifle Kit with 80% Lower Fire/Safe Marked
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Free Shipping on all orders $325+!

SKU: 2231617(SS)-MLOK(135)-KIT-FORGED


Assembling an 80% rifle kit is one of the fastest and most cost-effective ways to make yourself a proud new owner of an AR-15 rifle without registration, serialization, or an FFL purchase.

The lightweight 13.5″ M-Lok free-float rail allows scopes, tactical lights, hand grips, and many other accessories to be attached to your rifle quickly and efficiently. The AR 15 rifle kit is an ideal weekend project for build kit beginners. By the end of the weekend, you’ll ensure your family is safe with a finished, unserialized AR 15 rifle.

Your AR 15 Rifle Kit Includes:

  • Barrel- – 16” Mid-length Stainless 5.56 NATO 1:7 (included & installed)
  • Upper Receiver – Forged 7075 Aluminum (included & installed)
  • Bolt Carrier Group (included & installed)
  • Low Profile Gas Block (included & installed)
  • Gas Tube (included & installed)
  • Flash Suppressor (included & installed)
  • Charging Handle (included & installed)
  • Butt Stock & Buffer Tube Assembly (included)

Choose Your 80% Lower & Lower Parts Kit:

  • 80% Lower; Forged, Premium Billet, or No 80% lower (optional)
  • AR-15 Lower Parts Kit; Basic Lower Parts Kit or CA-Compliant Lower Parts Kit (optional)

AR 15 Rifle Kit Details (Expanded):

Barrel: The 5.56 NATO chambered barrel made from 416R stainless steel is finished off with a .750″ low-profile gas block, 13.5″ lightweight M-Lok free-float rail, and A2 flash hider. Completed with a 13.5″ M-LOK rail, this barrel is lightweight and swift. 16” length. 1:7 twist.

Upper Receiver Assembly: This upper receiver is Forged from 7075 – T6 aluminum and is hard coat anodized black for durability. Featuring M4 feed ramp cuts and T-marks, these upper receivers are made in the USA.

Bolt Carrier Group: This 8620 steel bolt is chrome lined phosphate-coated and mil-spec shot peened. Carpenter 158 steel bolt carrier is complete with an extractor spring and O-ring insert. High pressure tested, this M-16 style bolt carrier is prepared for each and every one of your rounds.

80% Lower Receiver: Choose to receive either no 80% lower, a forged or a billet FIRE/SAFE Engraved black 80% lower. Our lower receivers are already anodized to match the upper receiver assembly perfectly. The 80% lower is ready for the machining of the trigger pocket, hammer / trigger assembly, and safety selector.

AR-15 Lower Parts Kit: This lower parts kit includes all the parts needed to complete the lower receiver including the pivot pin, trigger, and soft-feel pistol grip. The kit is finished off with a standard mil-spec safety and standard latch plate. For CA-compliant lower parts kits, they will come with a basic lower parts kit, an AR MagLock and 2 quick release takedown pins.

Lower Assembly: This buttstock connects to the buffer tube creating six different length options. Including a layer of rubber for kickback support, this buttstock assembly will complete your 5.56 AR-15 Build Kit.

Charging Handle: Made from T6061 aluminum, this charging handle is extremely durable and reliable.

This 5.56 upper assembly requires no additional engineering or manufacturing except slapping it onto your lower receiver. That’s it!

Need a California-Compliant Build Kit? Follow These 4 Steps!

1. Choose “CA-Compliant Lower Parts Kit” in the Lower Parts Kit dropdown.

2. Choose the “No Lower Receiver” option for the 80% Lower Receiver dropdown.

3. Select/Click “Add to Build”.

4. Head here to purchase a California-compliant 80% lower receiver

Please note: This AR-15 Build Kit requires that the builder completes the 80% lower receiver themselves, but that’s the fun part (and the only way to build your own AR-15 without the need of an FFL transfer or serialization).

No FFL required Made in the USA Lifetime Warranty

5.56 (16″ Stainless Barrel & 13.5″ M-Lok Handguard) AR 15 Rifle Kit with 80% Lower Fire/Safe Marked

$999.95 $450.00 (You Save $549.95 )

$999.95 $450.00 (You Save $549.95 )
Save For Later
Save For Later

Free Shipping on all orders $325+!

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80 Lower

Build in process. All parts supplied are quality items. Can't wait to finish the build!


Have not completed my build

Have not completed my build yet but customer service was excellent and shipping was right on time. Parts seem nice.


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