The Rhino R-23 tactical magwell grip and funnel is designed to significantly improve magazine reload speed and firearm handling. The Rhino reduces magazines change times on average by 48% and without ever having to take your eyes off your target. The magazine well grip gives you full control of the weapon whether in CQB or malfunction situations. Made from reinforced polymer, the Rhino magwell attaches to standard AR15/M4 lower receivers without any permanent modification to the weapon. The Rhino is the best magwell grip/funnel you can buy. 60 degree magazine insertion angle Low light/ no light magazine changes Fits mil-spec M16, M4,and AR-15 lowers without modification. Ultra-light, super strong mil-spec reinforced polymer Supports all Magpul PMAGS including Gen 3 Made in U.S.A Shop Palmetto State Armory for the widest selection of Modern Sporting Rifle parts and accessories!