In my 2 .06-s I started out using IMR 4350------I got very good hunting groups. One day for the heck of it I tried H 4831-----it outshot IMR 4350<BR>I have a 22 " barrel that likes 59 gr---<BR>a 24 " barrel that likes 57 gr----I use it strictly now----haven't found anything that comes close.<BR> Neat pic JJ------