Model or a Breech loading gun .Wood model of the course of a 1 pound rear loader. The Zwartelde walk runs taps and has only one thickening. Furthermore, the taps and the zund hole are indicated. The kulas is open and is closed by a closure piece that slides sideways. Pushed to the left, the entrance to the room is closed; Both in closed and in open stand, the closing piece is guaranteed by a pin with a spring from above. The closing piece rises to the right, so that it crashes in closed position; It has a handle at the back. Access to the room is equipped with a brass ring with smaller opening than the caliber of the piece; The position of this is unclear. Scale 1: 2.