I had Sharp Shooter Supply rechamber a 26 inch 112V from 22-250 to 22-243 AI 40 degree. I never really pushed the pressure with it. Shot 60 gr Hornady spire point at 3800 fps comfotably. I would have to dig out notes to tell you what powder I used.

Let me know if you are interested.

People who choose to brew up their own storms bitch loudest about the rain.