Ruger AR Upper Receiver Assembled

Upgrade or complete your AR build with the Ruger Assembled AR Upper Receiver — a factory-quality component engineered to Ruger’s trusted standards of precision and durability. Designed for AR-platform rifles, this assembled upper receiver provides a solid foundation for custom builds, replacements, or upgrades. Built to mil-spec dimensions for reliable compatibility with standard AR lower receivers and components, it reflects the craftsmanship and quality control that has made Ruger one of America’s most respected firearms manufacturers.

Whether you’re a competitive shooter piecing together a purpose-built rifle, a hunter customizing your setup, or a firearms enthusiast looking for a reliable OEM-quality component, this assembled upper receiver delivers the fit and function you expect from Ruger.

At Deep Roots Rifle Co, we stock hard-to-find AR components and carry a wide selection of parts for builds of all configurations. Our knowledgeable staff in Eustis, Florida is ready to help you find exactly what you need — whether you’re shopping online or stopping by our local gun store. Order online today and take advantage of our fast shipping, or visit us in store for expert guidance on your next build.