RMR Bullets Home › Forum › Reloading Database › RMR In-House Bullets › RMR 147gn .357 FMJ › Reply To: RMR 147gn .357 FMJ
November 13, 2024 at 2:13 pm
#522978
Participant
I’m trying to figure out how they get that much powder in the case. 12.1g is just barely under the top of the case at 1.285”
My Speer #13 gives data for 146g at 12.1-14.1. If I put 12.2g in it spills when the press indexes 🙁
