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5.56 AR 15 Pistol Kit - 10.5" Nitride Barrel, 1:7 Twist Rate with 12" Slant M-Lok Handguard

$549.99
SKU:
5165448807
Availability:
In stock! Ships in 3 - 5 business days!
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This mil-spec AR 15 Pistol Kit combines a heavy-duty 10.5” barrel with a lightweight, 12” M-Lok handguard to afford shooters with optimal velocity and accuracy in a compact configuration. Included is a completely lower parts kit featuring a polished, enhanced trigger and lower parts kit.

You’ll also receive a 5-position buffer tube with an ergonomic SB Tactical pistol brace to improve shot group placement and reduce felt recoil. All components in the kit feature mil-spec fittings and finishes for a perfect match.

What’s Included

This kit is not a firearm. It includes an assembled upper receiver, bolt carrier group, lower parts kit, and buffer assembly with pistol brace.

5.56 AR Pistol Kit Specs

Barreled uppers are assembled in-house before shipment.

Barrel

  • Chamber: 5.56 NATO
  • Contour: M4/Government
  • Length: 10.5”
  • Twist Rate: 1:7
  • Gas System: Carbine
  • Gas Port: 0.750”
  • Muzzle Threads: 1/2x28
  • Feed Ramps: M4
  • Material: 4150 CMV
  • Finish: QPQ Nitride
  • Process: Button Rifled
  • Lining: QPQ Nitride
  • Extension: M4
  • Muzzle: Recessed Flash Can

Handguard

  • Attachment System: 12" Slant M-Lok
  • Finish: Type III Hardcoat Anodized (Mil-Spec)
  • Top Rail: M1913 Picatinny
  • Material: Billet 6061-T6 Aluminum
  • Attachment: Barrel Nut 

Upper Receiver

  • Profile: M4 Flattop
  • Material: Forged 7075-T6 Aluminum
  • Finish: Type III Hardcoat Anodized (Mil-Spec)

Bolt Carrier Group

  • Profile: M16/Full-Auto
  • Steel: Carpenter No. 158 (Mil-Spec)
  • Exterior: Phosphate Coating
  • Interior: Chrome-Lined
  • Gas Key: Staked, Chromed
  • Charging Handle: Included

Lower Receiver Parts

  • Buffer System: Mil-spec, Carbine
  • Pistol Brace: SB Tactical SBA3
  • Parts Kit: Mil-spec, single-stage

Lower receiver sold separately. 

WARNING: Handling firearms parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. For more information go to: www.P65Warnings.ca.gov

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.

Twist rate:
1/7
Caliber:
5.56
Barrel Size:
10.5"
Barrel Finish:
Nitride
Handguard Type:
Free-float
Gas System Length:
Carbine-length

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, Hawaii, 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.