Traditions EZ Loader .50 Cal Speed Loader 3-Pack. The straight-through design allows for quick loading with one hand. These tubes also help to keep powder dry during weather. Each tube holds one .50 caliber bullet and two 50-grain pellets. Specifications for Traditions EZ Loader .50 Cal Speed Loader: Manufacturer: Traditions Color: Black Fabric/Material: Plastic Caliber: .50 BMG Package Contents: Traditions EZ Loader .50 Cal Speed Loader Traditions A1314: EZ Loader .50 Cal Speed Loader 3-Pack