The R-100 is for shooters who require 100 rounds supply of very accurate ammunition like big bore competitors, varmint hunter, etc.. The R-100 is serious protection for your reloads. When the round is in the down position, they will be protected by four special fingers. These fingers keep most bullet tip from hitting the bottom of the box, thus not allowing any tip damage that can change bullet flight characteristics. By rotating the tray, two height positions can be achieved in the box. The R-100 come in two sizes that will cover the vast majority of all modern ammunition. Bullets can be stored up or down for most calibers. Made from virtually indestructible polypropylene and comes with MTM,s 10 Year Guarantee on living hinge products. This textured box comes with a handle for easy transporting.