OD #7 version. During WWII, US paratroopers were constantly designing or modifying the issue US field gear. One of the most common pieces made by the divisional riggers were new cartridge pouches for holding 4 M-1 rifle charger blocks or 5 M-1 Carbine 15rd magazines. Our reproductions are made from OD#7 canvas and genuine Scovil brand lift-the-dot snaps. Troopers carried 2 or 3 of these on their pistol belts.Yes, the mags and charger blocks fit on ATF's rigger pouches.Made in USA, manufactured by ATF