Build your AR-9 rifle or pistol the easy way.
Piecing together all the parts required to put together an AR-9 lower assembly -- that works reliably with a 9mm AR upper -- isn't easy. That's why we've done it for you. This lower assembly kit takes out the guesswork when it comes to parts compatibility and getting the right buffer setup!
AR-9 80% Lower Receiver Specs:
- Compatible with 9mm Glock® magazines
- Compatible with standard 9mm upper receivers
- Type III Hard anodized (mil-spec)
- 6061-T6 billet aluminum construction
- Enhanced, heavy-duty trigger guard
- Threaded bolt catch hole (threaded pin included)
- AR9 Ejector included
- 100% Made in the USA
Lower Parts Kit with Pistol Grip
This AR-15 Lower Parts Kit includes all components required for assembling your AR-15 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
- Safety Selector
- Safety Selector Detent
- Safety Selector Detent Spring
- Takedown Pin
- Takedown Pin Detent
- Takedown Pin
- Detent Spring
- Steel Trigger
- Trigger Guard
- Trigger Guard Roll Pin
- Trigger Pin
- Trigger Spring
Buffer Kit w/ Brace
- SBA3 Tactical Pistol Brace
- Mil-Spec Buffer Tube
- 9mm Buffer
- Recoil Spring
- Latch Plate
- Castle Nut
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.
