Features: Built for heavy-duty use with the tightest tolerance controls to provide the most secure fit and function Mil-Spec stock molded from impact resistant high-strength polymer in black Mil-Spec diameter extension tube precision machined from aircraft grade aluminum with rolled threads, and anodized for best corrosion and wear resistance Ergonomically chamfered built-in rubberized butt pad and a slanted cheek rest enhances shooting stability and promotes consistent firearm control Dual storage compartment with removable waterproof caps provide dry storage for batteries (up to 8 cr123) and/or other essential accessories Integral ambidextrous sling loop and QD sling swivel housing for left or right handed shooters Extended 8 inches length for increased length of pull - combine with our super slim handguards for a superior firearm handling experience Includes polymer stock, Mil-Spec 6-position extension tube, buffer, buffer spring, tear-drop ring and castle nut Snag free performance with fully dehorned corners and melted contours for increased comfort Proudly designed and made in the USA