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; Integral Ambidextrous Sling Loop and QD Sling Swivel Housing for Left or Right Handed Shooters; Extended 8" 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 USA