Product DescriptionThe Colt Mfg LE6933EPRIISF3CK Complete Upper Receiver Kit is built for shooters seeking a compact AR-platform upper assembly chambered for .223 Remington and 5.56 NATO. This upper receiver kit features an 11.5 inch chrome-lined barrel, a durable black anodized finish, and compatibility with AR-15 lower receivers. It also includes a SureFire SF3 flash hider, making it a strong choice for duty-style builds, defensive configurations, or premium rifle upgrades where reliability and trusted Colt manufacturing matter.Product Highlights Complete upper receiver kit from Colt Mfg designed for AR-15 lower receiver compatibility Chambered for both .223 Remington and 5.56 NATO for broad ammunition flexibility 11.5 inch chrome-lined barrel helps support durability and long-term performance Includes SureFire SF3 flash hider for a premium muzzle device setup Black anodized finish offers a clean, durable appearance suited to hard-use rifle builds Specs Brand: Colt Mfg Manufacturer Part Number: LE6933EPRIISF3CK UPC: 098289035684 Product Type: Complete Upper Receiver Kit Caliber: .223 Remington / 5.56 NATO Barrel Length: 11.5 in Barrel Lining: Chrome-Lined Finish: Anodized Color: Black Fits: AR-15 Lower Receivers Included Muzzle Device: SureFire SF3 Flash Hider 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.