Originally Posted by Boogaloo
Those powders are on the slow side for a 125gr. Blue Dot would be your best pick. I'm not a Power Pistol fan, but a powder around that burn rate would work. BE-86 is very close to being PP with a flash suppressant and seems to be available.


I agree on Blue Dot being the best choice out of those. AA9 is excellent for heavier bullets, but you'll run out of case capacity before reaching max pressure with lighter bullets.

Forget about H110 completely for the 10mm. It's too slow and too bulky for even the heaviest bullets. It'll go bang, but is not a good choice.