Four Picatinny Rails are machined into this Light Weight free float tube, constructed of aircraft quality aluminum and hardcoat anodized to military specifications.  

Mount your optics, tactical lights, vertical grips, or lasers.  

Also includes drilled and tapped to accept Swivel Sling Stud. Venting holes machined into pic' rails and tube to reduce weight and assist in cooling barrel. Includes jam nut, barrel nut, and free float tube.  

Barrel disassembly required for installation. Made in the USA by YHM (Yankee Hill Machine).