Originally Posted by
sabotloader
Not out of a 50 but I can add this that might help some. I would guess from a 50 the velocities might be 75-100 fps less...

Thanks sabotloader, it was actually your chart that made me ask about .50 cal velocities. I have a .45 too, so your chart has been very helpful. I just wasn't sure how much velocity you lose with a .50/.40 compared to a .45/.40. Thanks!