The AR-STONER AR-15 A3 Upper Receiver Assembly provides function, style and affordability for your AR-15 Pistol. The A3 upper attaches to virtually any standard AR-15 lower receiver. This upper features a pistol-length gas system, 7.5” barrel with 1:7” twist, A2 flash hider, and a lightweight 7” free float M-LOK Handguard. M-LOK Handguard slots allow mounting of popular M-LOK compatible accessories directly to precision cutouts.
- 7" M-LOK Handguard
- 7.5” Barrel
- A2 Flash Hider
- Chambered in 5.56x45mm NATO
NOTE: This does not come with the Bolt Carrier Group.