02-07-2012, 06:38 PM
fanofflyn Wrote:6-223, 86 gr bullet, 2700: .243 LBC, 85 gr bullet 2800: 6.5 Grendel, 85 gr bullet 2900, but try pushing a 123 gr bullet out of the first two and see what happens.
why would the .243 LBC shoot an 85 grain bullet slower than a .264 85 grain bullet? I woulda thought with a similiar case capacity the smaller diameter bullet would be faster?
