over the last few days I have been loading & shooting various 300 Black Out loads with 150 gr. bullets. I settled on 17.7 grs. of H-110. they chrono 1980 - 2010 fps. today I loaded up the last 50 of the Hornandy 150 gr. SP I had on hand and 25 of the Speer Gold Dots. now to find some pigs to try them out on.