After too many years of M4 limitations, I finally got into a long-range system. After much reading and counsel, I set up my new rifle, a Remington M700 SPS Tactical .308; Badger Ordinance 0 MOA one-piece rail, ARMS #22L rings; Leupold Mark 4 6.5-20 x 50 LR/T M1 Mil-dot scope; Harris bipod. A...