The Lantac SF15 USR Forged Upper & Lower Set Black from Lantac delivers a high-performance foundation for the AR-15 platform, combining precise machining, modular versatility, and reliable operation. The LA-SF15 upper receiver features a built-in Picatinny rail system for flexible optics and accessory mounting, while tight manufacturing tolerances ensure perfect alignment with the lower receiver for enhanced accuracy and repeatable performance. A forward assist and dust cover are included to provide dependable function in challenging conditions, supporting rifles that perform when it matters most. On the matching lower, ergonomics and usability are prioritized with a flared magwell for faster, smoother magazine changes and a tension screw that secures a snug, seamless fit with the upper. Fully compatible with standard AR-15 parts and accessories, this forged upper and lower set offers unlimited customization possibilities, enabling builders and shooters to craft a reliable, tailored platform for duty, competition, or precision hunting. Invest in the Lantac SF15 USR forged set to establish a solid, high-quality starting point that supports accurate shooting, quick handling, and long-term reliability.