Description
Ready to reach out and hit targets at 500 meters and beyond? Introducing the hyper-accurate, 20” LR-308 Rifle Kit. Featuring a match-grade 416R stainless barrel, this is the rifle kit you want if you’re going for long-range precision. This LR-308 kit is DPMS .308-compatible and affords high performance for all Winchester loads.
A custom, free-float M-Lok handguard with low-profile gas system improves accuracy and provides plenty of rail estate for your favorite accessories and attachments. The inner workings are handled by a quality, mil-spec CMMG lower parts kit with a crisp, single-stage trigger. Out back, you’ll enjoy a classic six-position M4 buttstock paired with a .308-specific short buffer and spring.
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 buttstock. It does not include the component to make a firearm: A stripped lower receiver. Pair this rifle kit with an AR-10/LR-308 80% lower receiver and AR-10/LR-308 jig to fabricate a receiver, sold separately.
Here's the beginner's guide to 80% lowers.
.308 AR Rifle Kit Specs
Barreled uppers are assembled in-house before shipment.
Barrel
- Chamber: .308 Winchester
- Contour: Light contour
- Length: 20”
- Twist Rate: 1:10
- Gas System: Rifle
- Gas Port: 0.750”
- Muzzle Threads: 5/8x24
- Material: Match, 416R Crucible Stainless
- Finish: Stainless
- Process: Button Rifled
- Lining: Stainless
- Extension: .308 Winchester
- Muzzle: Shark .308 Muzzle Device
Handguard
- Attachment System: 15" M-Lok
- Finish: Type III Hardcoat Anodized (Mil-Spec)
- Top Rail: M1913 Picatinny
- Material: Billet 6061-T6 Aluminum
- Attachment: Barrel Nut
Stripped Upper Receiver
- Profile: LR-308 (.308 Win) Flattop
- Material: Forged 7075-T6 Aluminum
- Finish: Type III Hardcoat Anodized (Mil-Spec)
Bolt Carrier Group
- Profile: M16/Full-Auto
- Steel: 9310 Tool, HPT/MPI-tested
- Exterior: Phosphate Coating
- Interior: Chrome-Lined
- Gas Key: Staked, Chromed
- Charging Handle: Included
Lower Receiver Parts
- Buffer System: Mil-spec, .308 "Shorty" Buffer
- Buttstock: Mil-spec, M4-type
- Parts Kit: Mil-spec, single-stage
Receiver sold separately
No FFL or serialization is required to fabricate a receiver under federal law. However, state laws vary. Some states require serialization or have banned 80% lowers and gun-making kits. We encourage each and every builder to perform their own research about the state and federal laws that apply to them.
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.