Thread: Superformance just coz.

Originally Posted by 257weatherby

So - I find myself with a few canisters of Superformance, got plenty of other suitable powders for my needs, this stuff is unfamiliar to me, do I bugger round with it or store it for a rainy day? Running .243 for just about everything, and about to start load development for my new .257

Anyone run Superformance in either of the afore mentioned cartridges? with what pills and results?

Stumbled across this load while pissing about with the powder during the winter in my 6.5 06. Haven't chronyed it yet but has potential
50 Gr Superformance with Fed Mag primer and 140 Gr Sierra Soft point

.57 inch group at a hundy