tajectory
I am shooting a 135 grains of ffg shockey gold powder with a 300 gr mz expander barnes sabot I am 7 inches high at a 100 yds with a grouping of 1.5 ins per 5 shots and at 200 yds the sabot hit 4 inches low with a 2 inch grouping does this 11 inch differance sound normal ?
Fred