Specializing in live-fire gunnery training devices for combat vehicle crews, American Apex is the industry leader with the AIMTEST .50 caliber (12.7mm) Inbore Device. With over 1700 devices currently in use training tank crews from over 15 countries, American Apex has been setting the standard in innovation and design in live-fire training for two decades. In the age of training funds reduction, the AIMTEST is the right solution for the highest quality training.