99033 This Battlelink Stock uses a specially developed Military Grade reinforced, super tough polyamide. The stock adapts and changes to the environment or operational needs by utilizing custom accessory mounts and is able to accept a new optimized sling configuration. It is a slide-on replacement for the original collapsible butt stock, the angled non-slip rubberized buttpad allows faster presentation, and its Quick Detach Sling mounting point is positioned for optimum usage including ambidextrous shooters. Photos show the exact item where applicable. Have questions? Reach out to Bay State Surplus and we'll get you squared away.