Shot some 8208 XBR today out of my AI AE 24" worked up to 46gr. Cold bore @ 45gr #1 2904 #2 2909 45.5gr #1 2937 #2 2940 46gr#1 2975 #2 2978 .155 scenar jammed about .003-.005 46gr had slight primer extrusion to be expected with an AI,bolt lift was perfect no other pressure signs. with br2's.conditions 51degrees 52% r/h 30.30 baro @aprox. 320ft ASL.I shot 46gr of varget the day before with all the same conditions and brass they were running 2780 average.@200 the 46gr load shot 3/8 moa.this is .7 gr. Above max be careful and work up in your rifle .JUST SAYING.