For safety training, function testing or safely decocking without damaging the firing pin, A-Zoom training rounds are much more than conventional snap-caps. They are precision CNC machined from solid aluminum to precise cartridge dimensions, then hard anodized for ultra-smooth functioning and long life.Features:Solid AluminumHard AnodizedSmooth FunctioningPrecise Cartridge DimensionsSpecifications:Color: BlueType: Snap CapsColor: BlueUnits per Box: 10/PackMaterial: Aluminum