At F1 Firearms in Spring, our gunsmiths understand the satisfaction of a custom build. That’s why we offer a curated selection of P80 kits, pairing high-quality frames with the reliable components needed for a solid foundation. Whether you’re a first-time builder or a seasoned enthusiast, our experts have hand-picked these kits for their fit, finish, and compatibility, ensuring your AR-15 pistol or rifle project starts right.