I did a ladder test using the Lee TL401-175 cast bullets. I used 5.0 - 5.5 grains of Unique. Test results was not great. Firearm was a Sig P229.https://gunstreamer.com/v/vzoGJf?b=1
Direct link
https://gunstreamer.com/watch/40s-w-lee-tl401-175-ladder-test_ldMeaUsqC9MGMkd.html