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

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR 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 Left Hand Receiver: Manufacturer: Stag Arms Caliber: 5.56x45mm NATO Barrel Length: 16 in Gas System Length: Mid Length Barrel Twist Rate: 1-7 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 Additional Features: Left Hand Mount Type: Picatinny Country of Origin: USA Threads per Inch: 1/2x28 Package Contents: Stag Arms AR-15 Upper Left Hand Receiver What firearm models does the manufacturer say Stag Arms AR-15 Upper Left Hand Receiver is compatible with? The manufacturer suggests that Stag Arms AR-15 Upper Left Hand Receiver is compatible with AR-15Stag Arms STAG15111115: AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black