i shoot every day, i have two pantheras, one impact m3 and a grs crown mk2, all are of highest power, 27 and 30 gram hammer wieghts, stronger springs, larger vavles, ect,,,the more pressure your add with reg, the more it takes to open it, open at higher pressure means more power for heaveir projectile, the hybrids at 1100fps go straight. the 40 grain for longer distances go good at 1050 fps . listen heres my number, your welcome to call me tomarrow and we can compare, maybe i can help you break a record, i dont do vids, itd get me in trouble 7314316882