Choose the appropriate bullet of your gun type for the ballistic coefficients.
.224 dia. 69 gr. HPBT MatchKing
||.301 @ 2800 fps and above
.305 between 2800 and 2200 fps
.317 @ 2200 fps and below
For your convenience, here are Adobe Acrobat PDF versions
of both the Rifle And Handgun Ballistic Coefficients, that you can download
and print out to update your manual or use as a reference.
Adobe Acrobat PDF of Ballistic Coefficients