Features: Easy-to-install recoil pad helps reduce up to 60 percent of felt recoil, increase stability for improved control Incorporates anti-muzzle jump technology for faster target re-acquisition Made from LimbSaver's proprietary vibration-dampening NAVCOM material Non-slip surface ideal for use in all harsh weather conditions Fits Magpul STR-ACS-ACS-L-LIBR-CTR-MOE (synthetic stock)