The Olympic 6 is an affordable starter pistol and dog training pistol. It fires single or double action. The cylinder swings open to accept eight (8) inexpensive .22 caliber blanks. This replica gun cannot be converted to fire live ammo. The barrel is plugged and has a red dot at the end in compliance with ATF regulations. No federal license required. Item Features: Caliber : .22 Crimps Finish : Black Length : 7" Overall, 2" Barrel Weight : 13 oz Rounds : 8 Grips : Plastic Action : Signle & Double