Blank-firing replica of the .38 detective snub style revolver. Great starter pistol with working single and double action. The swing out cylinder holds eight .22 crimp (6mm) blanks. Perfect for theater/stage prop or reenactments. Also used as starter gun for races, track and field events or sports competitions. The barrel is plugged and has a red dot at the end in compliance with ATF regulations. No federal license required. 6mm (.22 cal) Length: 6.25" Weight: .85 lbs Barrel: 1.5" Plastic grips