Originally Posted by cysoto
Since you are using FMJ bullets and I am using LRN, I think that I will reduce the load by 12% or 15% and start experimenting at 3.5gr (and load up from there). I am hoping to end up with a load that gets me somewhere in the neighborhood of 130PF to 132PF.
You could safely start at about 4.0 to for testing purposes to make your requirements. I know several using Solo with 9mm 124 RN and depending on the bullet are all loading 4.2 or greater with OAL of 1.130 or greater (limited by driving band).