Put it together, 1st 10 yds, then 2 clicks up one left at 20 yds then this at 30 yds. Center shot on bag target was 1st shot, had to adj speed ring a tad. The pink vanes are Blazers about 400 gr, the orange vanes/wrapped in Rinehart is a Slick and that one weighs 446 gr. It may have been a fluke, too cold here to dull bheads alot, lol.