Was curious to see if anyone is using the new IMR8208XBR in .308,6ppc,&.223 and their experience. I have tried it in my Tango51 .308, Early Sako HB Varmint 6ppc, and a built HB AR in .223. I used it to replace my standard powders of 4064 in .308,and N-133 in 6ppc/.223. The powder meters very...