AR-STONER AR-15 Upper Receiver Assembly 5.56x45mm NATO 18″ Barrel Rifle Length 15″ M-LOK Handguard

The AR-STONER AR-15 Upper Receiver provides style, function, affordability to your AR-15. The A3 upper attaches to virtually any standard AR-15 lower receiver. Machined with M4 feed ramps, this upper features an M-Lok handguard and 4150 Chrome Moly Vanadium barrel with a matte finish to top it off. M-Lok Handguard slots allow mounting of popular M-Lok compatible accessories directly to precision cutouts and features integrated QD sling mounts with a sleek design that does not sacrifice strength or ergonomics.

Features

• M-Lok rail
• Melonite 41V50 Button-Rifled Barrel
• Melonite 9310 Bolt, Shot-Peened & MPI’d
• Melonite 8620 Bolt Carrier