Hello !! I was thinking about making a small, handheld semi-automatic. I will try my best to expand this idea Project of a semi-automatic hybrid, topic I planted In another post, but briefly. I have prepared some simple drawings To explain to me on this question. It works like this: 8) The propellan...

Yes! If the amount of gas exceeds what your syringe can hold, get yourself a bigger one, or make one the size you need, with recycled materials. Example: If in the gun in the video I use 30 bar, the amount of air is 30 times 20 cm3, (which is the volume of my combustion chamber), about 600 cm3 of ai...