Simple and easy counting and marking device

The utility model relates to a simple and easy counting and marking device for the pistol shape, comprises the formula of change rifle head, trigger, counting display, counter, stock, changes formula rifle head and designs to change formula port with being connected of stock, and trigger, counting display install on the stock, the counter install in that to change the formula rifle overhead, and change formula rifle head, counter, counting display and all trigger the relevance with the trigger, promptly during cocking, change formula rifle head, counter, counting display be corresponding action occasionally together. Counting display sets up in the direction of handle in the face of the user, is convenient for watch for actual operation different work condition, rifle head wholly do removable design. When the rifle head includes pigment, in the count while, can touch article, follow the counter front end and ooze out pigment mark article, when using up, can plus replenish pigment, when not containing pigment