Complete Upper Receivers from 5D Tactical
5D Tactical is proud to offer a wide selection of assembled and complete barreled upper receivers for your custom AR-15 or .308/AR-10 build. We sell high-quality build parts and accessories to take out the hassle and guesswork. Our complete upper receivers are assembled in-house and fully inspected for quality control. The headspace is checked among other standard QC practices to ensure your completed rifle is ready for action.
Wide Array of Styles and Barrel Types
We offer a big selection of complete uppers so that your custom build can be as precise as your aim. Choose from a wide array of upper receiver styles and barrel types, including parkerized SOCOM barreled uppers, stainless M4 Contour barreled uppers, and our complete 10.5”, 16”, and 18” AR-15 and AR-308 build kits to finish your project at home.
High Quality for Durable Hardware
We build each of our complete upper receivers with high-quality materials, tight design tolerances, and best-practice manufacturing processes to ensure an accurate and durable piece of hardware for you. Each barrel is thoroughly inspected and cleaned prior to assembly, with barrel nuts torqued to proper specifications per rifle-build Mil-Spec standards and practices, ready to bolt to your lower and get you shooting at the range.
5D Has the Complete Uppers You’re Looking For
Whether you’re looking for a complete build like our
Complete 18" AR-308 80% Build Kit or just a complete upperl like the 16" AR-15 Upper - 300 Blackout with a C-Cut keymod rail, we have combined tradition, innovative technology, and years of expertise to provide you with the complete upper receivers you’re looking for to outfit your AR-15 or AR-308 rifle.
To learn more about our wide range of complete uppers, contact us today at