All-in-one magazine speed loader and unloader! Simple to use in either mode Eliminates thumb pain and injury Eliminates wear on feed lips Prolongs magazine life Lightweight and fits in pocket Reliable in all weather Durable reinforced polymer Tested and combat proven Fits 5, 10, 20, and 25 round SR25 type 7.62 / .308 metal and polymer mags, made by: Magpul DPMS Knight Armament POF USA Lancer LaRue Tactical C-Products Oberland Arms