The MI/ US Palm AK-47 railed handguard is designed to fit most milled and stamped variants of the of the AK family. The handguard attaches around the barrel to provide a solid mounting platform. The upper portion of the handguard is attached to the lower handguard, instead of the gas tube to provide a solid platform to mount optics. The upper handguard is designed with optic specific mounts. Iron sights are usable in the lower third of most optics. The Handguard is constructed with 6061 hardcoat anodized aluminum, mil-spec 1913 rails with T-marks. Installs with provided tools. Lifetime warranty, made in the USA.