This lightweight carry gun comes in at 25.3 oz. Normally with a lightweight gun there is more muzzle rise and needs added control. With the COS11 modular design that does not happen. This 9mm model features a standard aluminum frame and Round Top classic slide design with GI rear serrations. It also has a officer size grip with palm swell that is custom stippled and square trigger guard. Cerakoted in Tungsten/Black 2-tone.