The utility model discloses a novel shotgun belongs to the gun field, including the rifle body, and be located the internal rifle bolt blocked mechanical system of rifle and being located the magazine section of thick bamboo of rifle body below is located the check nut of magazine section of thick bamboo front end, its characterized in that: the inner wall of a magazine section of thick bamboo is equipped with limit buckle be equipped with guiding axle and spring in the magazine section of thick bamboo respectively, the spring is located the end of guiding axle the guiding axle is equipped with logical groove and spacing groove outward respectively be equipped with the perforation in the guiding axle, the utility model provides a many weak points in traditional shotgun, shotgun after the improvement not only uses simple and conveniently, but also has reduced the degree of difficulty of production technology and preparation, very big saving the manufacturing cost of enterprise.