FRANKFORD ARSENAL AMMO BOX 243 - 308 50 RD - SKU: AB308 Plastic Ammo Boxes See-through plastic ammo boxes make storing and identifying your reloaded ammunition a snap. Available in 2 different colors and twelve different sizes to fit most calibers. Our system allows you to get organised and stay organised! Our ammo boxes fit a full variety of calibers, often many more than the description allows for. Available singly or in case Packs of 10.