In the original : Smith & Wesson 3566 - .356 TSW.Measured with : 1/chrono : Umarex Combat zone 0,12 g BB , 2/chrono : Guarder high precision 0,20 g BB ,3/ chrono : Umarex Elite Force Premium 0,25 g BB .Distance : 4,5 m.Weight with magazine : 412 g.