You already know the AR-15 is the most customizable rifle platform in the world. Well, the same goes for the LR-308, the AR-15's larger counterpart. So how can you get started on all that customization to make it unique and your own? By starting with our lower assembly kit, that's how.
We give you everything you need to get the basics going and your LR-308 started strong. That includes a fire/safe marked 80% lower receiver made from 6061 T6 billet aluminum and a lower parts kit to match. The rest is entirely up to you.
Need Install Help?
Read our instructional guide with pictures for step-by-step instructions.
Want even more assistance and tips? Watch our video on how to install the LPK!
Black Fire/Safe Marked Billet .308 80% Lower Specs:
- Platform: .308
- Color: Anodized Black
- DPMS Gen 1
- Quantity: 1
- Fire/Safe Marked: Yes
- Threaded Bolt Catch Hole (threaded pin included)
- Billet 6061-T6 Aluminum
- Broached Magwell
- Enhanced, Heavy Duty Trigger Huard
- 100% Made in the USA
NO FFL REQUIRED
Perfectly Polished for Performance
The quality control is second to none and the finish shows it: Inside you’ll find a disconnector, hammer hook, and sear that were laser-cut and polished to break as clean as glass at exactly 4.5 pounds. The trigger affords perfect reset after every pull, with no break-in required. Every roll pin presses easily, while the hammer and trigger pins glide in with little effort.
Complete LR-308 Lower Parts Kit with Pistol Grip
This LR-308 Lower Parts Kit includes all components required for assembling your LR-308 stripped lower receiver:
- Bolt Catch
- Bolt Catch Plunger
- Bolt Catch Roll Pin
- Bolt Catch Spring
- Buffer Retainer
- Buffer Retainer Spring
- Disconnector
- Disconnect Spring
- Steel Hammer
- Hammer Pin
- Hammer Spring
- Magazine Catch
- Magazine Catch Button
- Magazine Catch Spring
- Pistol Grip (A2 style)
- Pistol Grip Lock Washer
- Pistol Grip Screw
- Pivot Pin
- Pivot Pin Detent
- Pivot Pin Detent Spring
- Selector
- Selector Detent
- Selector Detent Spring
- Takedown Pin
- Takedown Pin Detent
- Takedown Pin
- Detent Spring
- SSteel Trigger
- Trigger Guard
- Trigger Guard Roll Pin
- Trigger Pin
- Trigger Spring
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.
80-Lower.com only ships within the United States. Federal legislation dictates we cannot ship our products internationally.