For owners and enthusiasts of rifles and pistols that use Hodgdon®, IMR® and Winchester® powders. The Hodgdon 2015 Annual Reloading Manual presents the widest variety of pistol- and rifle-cartridge reloading data available â with well over 5,000 loads. Featuring data for the new IMR® Enduron⢠Technology powders in 41 cartridges. Includes IMR4166â¢, IMR4451⢠and IMR7977â¢.