Threefold Defensive Training is your source for high quality, low cost pistol safety training here in the Denver Metro area. We are located in Aurora, Colorado. Threefold offers classes for beginners (NRA Basic Pistol), Concealed Carry Classes. Firearms Training and Concealed Carry Permit Certifications as well as more advanced classes to help you learn new, or hone your existing skills. We will work around your schedule so that you can get the training we truly believe that you must have to insure your safety and the safety of those around you should a situation present itself.