A-Zoom Training Rounds are precisely-dimensioned, functional dummies for function testing and shooter training. CNC machined from solid aluminum to precise cartridge dimensions and hard anodized, these dummy rounds load in a magazine and feed through the action just like a real round. Designed to teach safe firearm handling, hunter education, and gun function. Dry firing will deform head and reduce their useful life. Precisely dimensioned functional dummy CNC machined from solid aluminum to precise cartridge dimensions Hard anodized for long life Loads in a magazine and feeds through the action just like a real round Great for testing gun function, firearm safety training, and hunter educationNOTE: A-Zoom training rounds are NOT snap caps.