Product Description The TacFire BU-9MM-10 is a complete AR-platform pistol upper assembly chambered in 9mm Luger, built to help you convert a compatible lower into a compact, fast-handling 9mm setup. It features a 10-inch black nitride barrel paired with a black anodized 7075-T6 aluminum receiver and an M-LOK handguard for mounting accessories while keeping weight and bulk down. This upper comes fully assembled and includes a bolt carrier group, making it ready to install and run. Product Highlights Complete 9mm Luger pistol upper assembly designed for AR-platform builds 10-inch black nitride barrel for durability and corrosion resistance Black anodized 7075-T6 aluminum receiver for strength with reduced weight M-LOK handguard for modular accessory attachment and improved handling Includes bolt carrier group (BCG) for a ready-to-install upper Specs Brand: TacFire Model: Pistol Upper Assembly (Complete Upper) Caliber: 9mm Luger Barrel Length: 10 in Barrel Finish: Black Nitride Twist Rate: 1:10 Receiver Material: 7075-T6 Aluminum Receiver Finish: Black Anodized Handguard Type: M-LOK Handguard Color/Finish: Black Sights: Optic Ready Muzzle Device: A2 Flash Hider Includes: Bolt Carrier Group Manufacturer Part Number: BU9MM10 UPC: 729205519314 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.