The Hornady Lock-N-Load 50 BMG Powder Measure is the ultimate powder measure for the 50 BMG reloader. The measure is specifically designed for throwing huge powder charges that the 50 BMG and other large magnums require. The oversized hopper holds enough powder to charge many cases, while the see-through drop tube allows you to visually confirmation that the complete powder charge dropped into the case. Notes: Designed to throw the extremely large charges necessary for the 50 BMG cartridge.