My 6.5 SST isn’t built yet, but I’ve been assured by Rich and several others currently shooting them, that I can get 3k fps with a Berger 156 in a 22” barrel.
I have a fast twist 22-250 AI, with dies, brass ready to fireform, and a handheld fireforming setup.
https://www.rokslide.com/forums/threads/custom-22-250-ai-w-lots-of-extras.156300/
I’ve got a few various dies and some brass for sale. These are shipped prices.
260 Rem - Redding Premium Series Deluxe 3 die set. (It’s had 50 rounds loaded through it). - $135
260 Rem - Redding File Trim Die (New). - $30
22 PPC - FL sizing die (New). $35
260 Rem - Lapua Brass, New (60)...
I have for sale a Redding Premium Series "Deluxe" 3 die set for 260 Remington (have loaded no more than 50 rounds) in new condition. I also have some Lapua Brass 60 New unfired cases, and 17 once fired cases.
$210 shipped for everything.