Model LE901-16S Carbine .308 Winchester/7.62mm 16.1 Inch Barrel Matte Black Finish Full Length Rail Adjustable Sights Collapsible Stock 20 Round
Features a one-piece monolithic upper receiver with full length rail and Back Up Iron Sights, ambidextrous controls, full floated 16.1 inch heavy barrel. Four grooves and a 1:12 inch right hand twist. Matte black finish. Direct gas system; locking bolt. Bayonet lug and flash hider. Flip-Up adjustable front and rear sights. Collapsible stock. Accepts Mil-Spec 5.56 Colt Uppers. 20 round magazine capacity.
The LE901 can change calibers from 5.56m up to and including 7.62x51mm NATO by changing the upper receiver group by the user, in the field. By simply disengaging the takedown and pivot pins (No tools, gunsmith or gauges required) the user can quickly change from a 5.56mm Close Quarters Battle (CQB) short barrel configuration to a full length 7.62x51mm Extended Range Carbine (ERC) configuration in seconds without the need to re-zero or re-target optics. A truly versatile rifle system.