These are custom reloading dies for the 30-40 Ackley Improved cartridge that is chambered in the Model 97D Rifle, Custom TC Encore Accuracy Barrels, BF Pistols and other fine firearms. The set includeds a full length sizer/decapper die and an in-line bullet seater die. You will need a 30-40 Krag shellholder (see below). See our other reloading dies, tools, and components at Reloading Home!