Quote Originally Posted by Ranyhyn View Post
I've found some good data for Lovex SO30 that covers both 12 and 20. However finding it stocked is a bit of a challenge!
You going about it arse about face. Find recipes for exactly what you want to shoot then buy the components to suit. Slow powders in 12g will be fast in 20 so you end up at extremes. Just buy 2 powders.