Get robust with your .308 shooting. This LR-308 build kit is solid and will stand up to a hard day at the range or your next hunting trip. You get a prebuilt upper assembly made with an 18-inch SOCOM mid-weight barrel made of 4150 chrome moly vanadium steel coupled with a 15-inch M-Lok handguard. Buy or finish your lower receiver, assemble your rifle, and mount your favorite backup sights, scope, or other optics. Then just get some mags and ammo, and you're all set. Get this kit and introduce a strong new workhorse to your AR collection.
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.
LR-308 Rifle Kit Specs
Barreled uppers are assembled in-house before shipment.
- Chamber: .308 Winchester
- Contour: Heavy Barrel
- Length: 18”
- Twist Rate: 1:8
- Gas System: Mid-length
- Gas Block Dia.: 0.750”
- Muzzle Threads: 5/8x24
- Material: 4150 CMV
- Finish: Parkerized
- Process: Button Rifled
- Lining: None
- Extension: .30-Cal
- Muzzle: Twisted Flash Hider
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
Upper Receiver
- Profile: LR-308 M4-Style 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: Black Nitride
- Interior: Parkerized
- Gas Key: Staked, Chrome-lined
- Charging Handle: Included
Lower Receiver Parts
- Buffer System: .308 "Shorty" Buffer
- Buttstock: Mil-spec, M4-type
- Parts Kit: Mil-spec, single-stage
Lower Receiver not included.
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 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.
GunBuilders.com only ships within the United States. Federal legislation dictates we cannot ship our products internationally.
