Retired from the Marine Corps after 20. Became a Firefighter/Paramedic and transitioned to Flight Parameidc. Leaving the helo community in two weeks and transitioning to 12 hour shifts on a critical care ground truck. Time to start slowing down a little, I suppose.
Sent from my iPhone using...
I’m shooting those with Peterson brass in a 22” barrel. So far, my gun is liking 63.8gr and 0.040” jump.
Here’s a 10 shot group from the last time I was at the range. That one to the right was the 10th shot, and was all me and some mirage.
Came home and scrubbed the barrel. Going to reshoot...
Go test it and report back. If there were any value to it, the recommendation for trim lengths would be based on chamber length. Change the length of the neck, you change the bearing surface. The more bearing surface, the more opportunity for the case neck to affect the bullet. The smaller space...
The suggestion has been made that one should trim the brass to 0.005” of chamber length. So in your case, if you were to follow that guidance, you would trim your brass to 2.059, with the theory that the longer trim length which leaves 0.005” between the case mouth and the end of the chamber...