For current lead times of this product and others please visit our production blog.
Our AR-9 80% lower receivers are designed to be paired with upper receivers that have the ‘last round bolt hold open’ feature. The last round bolt hold open (LRBHO) is the function that keeps the bolt carrier group locked back on an empty magazine once the last round has been fired. To use our 80% AR9 lower receiver with proper LRBHO functionality, please make sure to buy the appropriate upper receiver\
- Precision CNC Machined From Aerospace Grade 6061 Aluminum
- Threaded Bolt Catch Pin (Included)
- Accepts Mil-Spec Parts
- Integrated Oversized Trigger Guard
- Rounded Buffer Tube Extension
- Pre-milled Rear Shelf
- Raw Finish
Shipping Restrictions: This item is restricted from shipping to New Jersey, New York, Hawaii, Connecticut, Rhode Island, Washington D.C., Maryland, Illinois, California, and Washington.