F-1 Firearms specializes in manufacturing and building the most accurate and reliable rifles on the market. We have built a team with decades of experience in manufacturing, CNC machining & design to develop one of the best AR-15's on the market. Our sub MOA rifles are made from only the best 7075-T6 Aluminum, coupled with our expert machining and hand finishing of every product our tolerances hold within a thousandth. We manufacture and provide the finest 100% American Made weapons and parts around and we also take great pride our 100% product guarantee. (less)