Here's what we use exclusively in our CR-6724, 24" Accurized 1/9" rifles, which may be useful to ya if ya reload:
LOAD DATA:
Sierra 77grn. MatchKings
24.0 grns. Accurate 2460, (Hot Load),
DO NOT PUSH, start low & work up - 2850fps + or - from 24" 1/9,
loaded into once fired Remington Brass
Remington 7.5 small rifle benchrest primers
These are loaded mag length - 2.250" + or -
Come-ups for 24" Colt Accurized Rifle (6724) w/ Leupold Vari-X III, 4.5x14 w/ turrets and Mil-Dots
100- zero
200-1 1/2 min
300-3 3/4 min
350-4 min
400-5 1/2 min
450-7 1/2 min
500-9 1/4 min
550-11 1/2 min
600-12 3/4 min
700-17 3/4 min
800-23 min
900- no target
1000-35 1/2 min (34-36 depending on humidity)
Mike