Prompted by Dan Newberry's post on the FGMM components earlier this week, I shot an OCW test this weekend with 178 amax's and IMR4064 from my 20" 308. I loaded 3 rounds each in 0.3 grain increments from 41.8 to 43.0. Then also loaded 43.5, 44.0, 44.5, 45.0, and 45.5 to test loads up to max...