Aero Precision AR-15 Assembled Upper Receiver - Anodized Black The Aero Precision AR-15 Assembled Upper Receiver delivers the precision craftsmanship and mil-spec performance that military and law enforcement communities have come to rely on. Forged from aircraft-grade 7075-T6 aluminum and machined to mil-spec M16/M4 specifications, this upper receiver is built to perform. It comes fully assembled with the port door and forward assist already installed, making it ready to pair with your preferred barrel, handguard, and lower receiver. The corrosion-resistant anodized black finish provides lasting durability, while laser engraved T-marks make optic mounting fast and repeatable. Compatible with all mil-spec AR-15 lower receivers, this upper receiver is proudly made in the United States of America. Product Highlights Forged 7075-T6 Aluminum: Precision machined to mil-spec M16/M4 specifications for unmatched strength and reliability. M4 Feedramps: Ensure smooth, consistent feeding for dependable performance across a wide range of ammunition. Comes Fully Assembled: Port door and forward assist are pre-installed, saving setup time right out of the box. Laser Engraved T-Marks: Allow quick and easy positioning of scopes, optics, and accessories on the Picatinny rail. .250" Takedown Pin Holes: Ensure a solid, mil-spec compatible fit when mating with standard AR-15 lower receivers. Specs Brand: Aero Precision MPN: APAR501603AC UPC: 815421020618 Material: 7075-T6 Forged Aluminum Finish: Anodized Black Compatibility: AR-15 / Mil-Spec Lower Receivers Feed Ramps: M4 Feedramps Takedown Pin Holes: .250" Includes: Assembled Upper Receiver with Port Door and Forward Assist Installed Not Included: Charging Handle, Bolt Carrier Group (BCG), Barrel, Handguard, Gas Block, Gas Tube, Muzzle Device Dimensions: 8.75" L x 3.50" W x 2.90" H Weight: 2.9 lbs Country of Manufacture: United States Condition: New Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>