I have a bunch of N320 that I used for .45Cal. Now I recently swiched to .40
Is anybody using N320 under 180g bullets??? (I'm shooting Zero 180G JHPs)
Is N320 too fast burning?
The data I have seems to go towards a slower burning N340 for that purpose
Is anybody using N320 under 180g bullets??? (I'm shooting Zero 180G JHPs)
Is N320 too fast burning?
The data I have seems to go towards a slower burning N340 for that purpose


















































