Fishing reel,also known as the pay-off, the reel, and the fishing car in ancient times, is one of the necessary fishing tackle for throwing (sea) rods. It usually consists of 11 main parts, such as a crank, a rocker arm, a check button, a main body, a wheel foot, a wire wheel, a thread throwing nut, a hook clamp, a wire shell and a force releasing device. The fishing tackle is fixed in front of the rod throwing handle.