hi guys.Ive got my rifle........ another problem now.Ive managed to source Viht 133 powder,rem brass,fed gold medal small rifle primer.and a couple of hundred rounds of fed factory ammo.no rem fireball data in my book or on viht website.ive searched the net nothing on the forums about a load for n133 powder and .17 fireball.ive got .17gr and some 20gr vmax heads.any ideas? cheers.Mark