Geissele Automatics Mk4 Super Modular Rail 15" M-LOK 6061-T6 Aluminum AR-Platform

The Geissele Automatics 05315B Mk4 Super Modular Rail is a cutting-edge 15" M-LOK style handguard designed specifically for the AR-platform, crafted from durable 6061-T6 aluminum and finished with a sleek black anodized coating. This rail system features integrated M1913 picatinny rail sections, providing ample space for mounting accessories while ensuring maximum venting for heat dissipation, which significantly reduces overall weight without compromising strength or rigidity. The innovative use of Magpul's M-LOK technology at the 3, 6, and 9 o'clock positions, along with the upper 45 quadrants, enhances versatility and modularity, allowing users to customize their setup according to personal preferences and tactical needs. Additionally, the proprietary 2.25" long barrel nut increases surface contact where the rail interfaces with the receiver, ensuring a straight and true alignment along the entire length of the free float rail. This design not only boosts accuracy but also guarantees zero repeatability during disassembly and reassembly, making maintenance straightforward and efficient. Ideal for both competitive shooting and tactical applications, the Geissele Mk4 Super Modular Rail is an essential upgrade for any serious AR-15 enthusiast looking to enhance their firearm's performance and adaptability.