Proudly Designed and Made in USA 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 Integral Ambidextrous Sling Loop and QD Sling Swivel Housing for Left or Right Handed Shooters Lightweight Extra Slim Profile with Extended 7.5" 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