220 Swift load needed

firearmsunlimit · May 19, 2022

Does anyone have .220 Swift load data using Vihtivouri N540 with 50-55 gr bullets? The burn rate looks promising for use in the Swift.
Thanks

Al Nyhus · May 20, 2022

When I worked with it in my Swifts, I used N140 load info and went up from there. -Al