I have to agree with the others.......heavy, chunky, offensively heavy hammer AND trigger pull. At the same size and less weight there are better choices that would leave you with not only more shots, but shots that are considerably easier to make.
Another derringer thread from a while back:
---Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away.---
---Enlightenment is the ability to take infinite pains---