Please introduce Browning 9mm craft pistol.

Browning M 1903 9mm pistol is widely used in the world. The automatic mode of the gun is short barrel recoil. After firing, the barrel and sleeve are locked together and sit at a distance, and then the barrel and sleeve are released to limit the barrel from moving backwards a little, while the sleeve continues to squat. The lock of the gun bore is realized by the lifting of the barrel in the vertical plane; The firing mechanism adopts exposed hammer type; The launching mechanism has a push rod, which only works when the magazine is inserted, and can only shoot semi-automatically. The gun is equipped with an accident prevention and early warning mechanism. A major feature of this pistol is the magazine structure, with double rows of bullets staggered, and the ammunition capacity is as high as 13 rounds. The aiming device consists of a sight and a scale, the scale is an arc-shaped movable scale with a grid of *** 10, each grid is 50m, and the sight is dovetail-shaped. There is a groove on the pistol handle to connect the stock, so shooting by shoulder can improve the shooting accuracy and increase the range. The gun fires 9mm Barabellum pistol bullets, with a length of196mm, a caliber of 9mm and a weight of 0.94kg. The barrel is short, with large recoil, and the magazine is loaded with 13 rounds. The initial velocity of the bullets is 354m/s, the combat firing rate is 40 rounds/min, the effective range is 45m, and the maximum range is1.