Introducing another great addition to our line of AR pistols build kits. This particular one is chambered in 5.56mm NATO. This kit's pre-built upper assembly comes with a 10.5" nitride-coated barrel with a 1:7 twist and a 12" free floating slanted M-Lok handguard. See below for further details.
AR-15 Pistol Kit Specs:
Barrel Length: 10.5"
Barrel Profile: A2
Gas System: Carbine-length
Barrel Steel: 4150 Chromoly Vanadium
Barrel Finish: Nitride
Chrome Lining: No
Muzzle Thread: 1/2-28
Chamber: 5.56 NATO
Twist Rate: 1:7
Barrel Extension: M4
Diameter at Gas Block: .750
Gas Block Type: Low-profile
Muzzle Device: A2 Flash Hider
Receiver Material: Forged 7075 T6
Receiver Type: M4
Handguard Type: 12” Slant End M-Lok Rail
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-auto
Charging Handle Included: Yes
Overall Length: 21”
AR-15 Pistol Kit Features:
- Complete AR 15 pistol kit
- Includes optional forged or billet 80% lower
- Is not considered a firearm, no FFL needed
- Includes pre-built, test-fired upper assembly
- Quality enhanced, polished trigger kit
- Ships straight to your front door
- Proudly made in the U.S.A.
- Backed by Lifetime Warranty
Barrel: Nitride-coated, 10.5”, chambered in 5.56 NATO. Made of 4150 Chromoly Vanadium. Features 1:7 twist rate, M4 barrel extension, and carbine-length gas system. Includes 12” slant M-Lok handguard, .750" diameter low profile gas block, and fluted flash can.
Upper: Mil-spec, made of forged 7075 T6 aluminum. Hard-coat anodized (Type III). Features M4 feed ramps.
Bolt: Mil-spec, shot-peened, made of Carpenter 158 steel. Gas key secured with Grade 8 fasteners, staked per mil-spec. Parkerized exterior, chrome-lined interior.
80% Lower: Pick an optional forged or billet 80% lower. All lowers include mil-spec fittings and hard-coat anodizing.
Lower Parts Kit: Includes complete, mil-spec AR-15 parts kit. Features MOE trigger guard and Enhanced Polished Trigger (EPT).
Charging handle: Standard 7075 Forged charging handle.
Please note: If completing your AR Pistol Kit using the optional 80% lower, please select an 80 lower jig from our available options.
AR-15Lowerreceivers.com only ships within the United States. Federal legislation dictates we cannot ship our products internationally. 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 (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. We try our best to keep our shipping page current, but laws change daily.