I used a longer ejector and put a 30 degree back cut on it. It makes the case come out downward instead of up into the scope If you have a fax number ill send you a little drawing of what I did
I ran one on a para frame with a sti slide. put a 30 degree back cut on it and it ejected all the cases down and not into your scope. I also always used a slide racker so i never put my hand near the port
I have had jam problems after reloads. and found out that most times it was me. I tend to loosen my grip during the reoad and then not grip it tight enought and get a stove pipe. But im working on it and getrting better at it
I have one on a glock 34 with a few thousand rounds through it with no problems. i red loctite the mount to the frame and the same with the dot to the mount its solid