Just finished a 6.5 PRC. Proof barrel @ 25", 54 gr RE 26, 147 ELD-M, Hndy brass, Fed 215 primers 2850, S-D of 1. Accuracy was very good for being the first 20 shots fired, approximately .5" @ 100 yds. Velocity is a little disappointing but initial accuracy excellent. i used a Manson reamer...