Ok, so I worked up 20 rounds of 147 jhp. In the following grains with blue dot #1: 4.5, #2: 4.8, #3: 5.1, and #4: 5.4 I went to the range, shot all 20 rounds and all went smooth as glass. I picked my best group, which was real tight, came home and loaded up 100 rounds. Went to the range today...