Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel M4 Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black

Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel M4 Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm NATO chamber 16in 1/7 chrome lined barrel with a thermoplastic handguard and A2 birdcage flash hider. To prevent any confusion the purchase of any Stag Arms Complete Upper does NOT include charging handle or BCG. Specifications for Stag Arms AR-15 Upper Right Hand Receiver: Manufacturer: Stag Arms Caliber: .223 Remington 5.56x45mm NATO Barrel Length: 16 in Barrel Profile: M4 Gas System Length: Mid Length Barrel Twist Rate: 1-7 Muzzle Device: A2 Flash Hider Finish: Anodized Color: Black Gun Model: AR-15 Fabric/Material: Metal Attachment Type: Picatinny Gas Block Journal Size-Diameter: .750 in Handguard Length: 13.5 in Gun Rail: Picatinny Gun Make: AR Platform Barrel Material: 416R Stainless Steel Bolt Carrier Group Included: No Charging Handle Included: No Magazine Included: No Condition: New Additional Features: Right Hand Mount Type: Picatinny Threads per Inch: 1/2x28 Country of Origin: USA Features of Stag Arms AR-15 Stag 15 M4 Upper Receiver Semi-Auto Direct Impingement .223/5.56mm NATO 1/7 Button Rifled A2 Flash Hider 16" 4150 Steel Government Profile Manganese Phosphate Thermoplastic with Double Heat Shields Forged and Mil-Spec 7075 T6 Aluminum with Type 3 Hard Coat Anodizing Bolt Carrier: None Gas System: Carbine Length with A2 Front Post Charging Handle: None Package Contents: Stag Arms AR-15 Upper Right Hand Receiver What firearm models does the manufacturer say Stag Arms AR-15 Upper Right Hand Receiver is compatible with? The manufacturer says that Stag Arms AR-15 Upper Right Hand Receiver is compatible with AR-15Stag Arms STAG15101111: AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel M4 Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black