Ok measured water capacity Horn FF case WC 52.8 GR Alpha FF Case WC 50.3 can you do a quick load based on that.
On 3 other 22" 6.5 Creedmoors can see above 2700 FPS with 143 GR Horn and Horn Brass similar velocity's in same rifles with Alpha brass
about 1 gr less. With RL 26 no obvious pressure signs.
In the New 22" Tikka seeing pressure, sticky bolt, or ejector marks, above 2630 FPS.
With that brass and 143eld-x 46.5grs of rl26 is at 61k psi projected velocity out of 24 inch barrel 2895.
