Blemished - The ZF-5P is a compact 9mm firearm capable of semi-automatic or full-automatic firing depending on the model. Designed as a personal defense weapon (PDW) the ZF-5P excels in close quarter scenarios and is the ideal platform for concealment. - The ZF-5P utilizes a roller-delayed blowback operating system for exceptional recoil management accuracy and reliability. - caliber 9 x 19 mm Parabellum - operating system gas-operated roller-delayed blowback - mode of fire select-fire - magazine 30-round steel - trigger pull 6-8 lbs. - safety manually actuated lever - weight firearm without magazine 5.4 lbs. - magazine weight empty 0.4 lbs. - magazine weight full 1.2 lbs. - height 8.3 in. - width 2.3 in. - barrel length 5.8 in. - barrel cold hammer forged 4150 CMV 3-lug x 28 RH threaded - rifling 6 grooves RH twist 1:10 in. - sights fixed hooded front; adjustable rear with 4-aperture rotary drum - sight radius 10.3 in. - forearm hand stop