AR-STONER AR-15 Side Charging Pistol Upper Receiver Assembly Gen 2 5.56x45mm 7.5″ Barrel 7″ Ultralight M-LOK Handguard

The AR-STONER AR-15 Side Charging Pistol Upper Receiver Assembly Gen 2 features a 7.5″ barrel with 7″ Ultralight M-Lok handguard. The 7.5″ barrel is a M4 contour, made of 4150 Chrome Vanadium with a matte finish. It also features a 1:7 twist rate, and a pistol length gas system. The upper includes a 7″ M-LOK rail, a bolt carrier group, a flash hider, and a gen 2 side charging handle. The M-Lok Handguard slots allow mounting of popular M-Lok compatible accessories directly to precision cutouts and features a sleek design that does not sacrifice strength or ergonomics. Finish building the gun of your dreams at a price that will not break the bank with the AR-STONER Gen 2 Upper Receiver Assembly.

Features:

• Gen 2 Side Charging Bolt Handle
• Chambered in 5.56x45mm
• 7.5″ Barrel