for my rem 700 vls, 168gr smk, 41 to 42 grs of H4895, the differance in grains is based on which case I use, winchester gets a little more then remington because of case capacity. best 100 yd 5 shot group- .4 inchs, done it twice, last week got 3 .6in groups, most groups were .7 to 1.1 inches.