THIS PRODUCT WAS DESIGNED AND MANUFACTURED, IN PART, BASED ON AFTER ACTION REPORTS FROM THE USSOCOM IN CONJUNCTION WITH THE USMC. ITS INTENDED PURPOSE, IS TO FACILITATE THE QUICK DISCARDING OF EMPTY MAGAZINES FROM WEAPONS DURING TACTICAL ENCOUNTERS WITH HOSTEL FORCES, WHERE EVERY SECOND IS CRITICAL; LATER EMPTY MAGAZINES CAN EASILY BE RETRIEVED FOR RELOADING AND REUSE. IT CAN BE USED WITH THE M16 AND M4 RIFLES, MP5 SUBMACHINE GUN OR 9M PISTOL. REMEMBER, AFTER THE BATTLE YOUR STEALTH MAY DISTINGUISH YOU FROM THE QUICK AND THE DEAD.