3rd Generation Premium AR-15 80% Billet Lower Receiver
ARsUnlimited 80% Billet Lower Receiver is uniquely CNC precision mill spec machined from solid 6061 aluminum. Our design is made for the serious AR-15 builder with Additional features such as flared magwell, deep Fire / Safe engraving on right and left sides, threaded bolt catch and pin, threaded takedown pin spring catch, trigger slack eliminator screw and threaded upper receiver lock. All made from premium 6061 aircraft quality aluminum. Bar none this is one of the finest lower receivers on the market!
– CNC Machined Billet 6061 Aluminum
– Unique Mill Spec Look
– Flared Magwell
– In House Broaching
– Upper Receiver Locking Set Screw
– Screw in Bolt Catch Pin
– Precision Trigger Slack Eliminator Set Screw
– Threaded Take Down Spring Hole
– Includes all Threaded Hardware
– Bead Blast Class III Black Hard Anodized
Because this is an 80% Billet Lower it is not considered a firearm by the ATF, it does not require an FFL to be shipped door to door. We have our determination letter from the ATF stating that this item is not a firearm. Additional machining is required by the purchaser and only by the purchaser for this item to be functional with all mill spec parts kits.