The great part about 10mmAuto, the bolt face does not change between .40S&W, 10mmAuto AND 357SIG or even 9x25 Dillon!!! MONSTER!!!!
Glock mags.
PS, if I nesd $$$ now, can I get delivery for september in 40 cal with 10mm and 357SIG? or, just give me a 9mm barrel, I have my SIG reamer at the house...