Re: 7mm stw and 160 accubond
Most STW's I have shot like H-1000 the best for Accuracy and R-22 for Velocity. With 82 grains of H-1000 I was getting 3260FPS out of my Sendero. If you use H-1000 I would start at 77gr and work your way up.
Fast, Flat, and Accurate