Quote Originally Posted by BarrelBurner View Post
The .22-250's claim to fame was a 55gr bullet propelled by H380, it's certainly worth experimenting with that combo.
Yep. I think H380 was for 38.0 grains of powder in a 22-250 if I recall. You should have no prob with the 55gr in a 12 twist. I shot mine yesterday with some 60 gr and have shot 62 out of it also. I use varget, 4064 and h355.