I did the final pattern testing for the bps 10 gauge today and i got it right where i want it for now im going to try some different stuff next year but the results are:
ALL IN A LAZERED 40 yd
Hevi-13 2-3/8 oz #5
10"= 180
12"=276
Federal Grand slam lead 2oz #5
10"= 100-110
15"= 220s-250
Federal Grand slam Lead 2oz w/ flight control #5
Same as other
Winchester supreme 2oz #5
10"= 125-140
12"=200-230ish