Adam Arms 4 in. Extended Samson EVO Pistol Rail

The Adams Arms 4 in. Extended Samson EVO Pistol Rail is a free-float accessory platform designed for operators who demand modularity and precision on compact AR pistols and short-barreled rifles. This extended rail provides additional space for mounting optics, lights, lasers, and other tactical accessories without compromising the balance or ergonomics of your firearm. Whether you're using it for duty, home defense, or competition, this rail enhances accessory flexibility.

Manufactured by Adams Arms LLC, this pistol rail extends 4 inches and integrates seamlessly into the EVO handguard ecosystem. The free-float design isolates the rail from barrel harmonics, ensuring that mounting accessories does not induce a shift in point-of-aim or point-of-impact—a critical requirement for accuracy-sensitive applications. Weighing 0.72 lbs, the rail adds minimal weight while maintaining structural rigidity.

This Adams Arms extended rail is ideal for AR pistol owners, short-barreled rifle builders, and tactical professionals who rely on modular weapon platforms. Its compatibility with industry-standard Picatinny mounting surfaces allows you to integrate any MIL-STD-1913 compliant accessory with confidence. The rail's design ensures that it meets the needs of various users in diverse shooting scenarios.