Ive had the AEA Challenger Standard .30 cal for about 3 months now and the gun is just what I needed. Ive been getting 1/2 inch groups at 50 yards with the JSB Hades. I found that the sweet spot for my gun is around 3300 PSI or 22 mpa. I'm shooting them Hades around 900 fps. I'm loving it. My...