I've used the 140 in my 7mm Remington magnum (sendero) and my Ruger .280 - both seated to magazine length. The 280 was just under MOA, the sendero was right around 1/2-2/3 MOA. Powders were H4831 and R19 in the .280, RE22 and Retumbo in the 7mm. Retumbo gave the smallest groups.....

Kaiser Norton

The Kaiser- "If it ain't broke, I can fix that!"