Troy A4 Complete Upper 5.56 NATO / .223 Rem 16 Barrel

A4 Complete Upper Features Troy Industries AR-15 A4 Upper Receivers are lightweight and ultra-low profile. Developed specifically for today s war fighter and Law Enforcement led by Special Operations field requirements. The M-Lok SOCC handguard is lightweight with an ultra-low profile snag-free design they are ideal for close quarters maneuverability. Machined from hardened aircraft aluminum with stainless steel components and finished in Mil-Spec hardcoat anodizing. The M-LOK slots make for mounting your favorite M-LOK accessories quick and easy. The Troy Industries folding Battle Sights feature push-button operation and tool-less adjustment. Constructed of aircraft aluminum with stainless hardware. Battle Sights feature a zero cant mounting system ensuring perfect sight alignment. Sight mounts to the receiver with a cross bolt. A4 Complete Upper Specifications Manufacturer: Troy Manufacturer Part #: SUPG-A4S-16BT-00 Model: A4 Complete Upper Type: Upper Caliber: 223 Remington Caliber: 556NATO Barrel Length: 16 Color: Black Lightweight design M-LOK compatible Sleek ergonomic profile