It's a relatively new powder, so it isn't in my Lee reloading manual and started looking up info from hodgdon's website.
States:
55gr Barnes TSX FB 2.180" (Min)24.7gr 3,065 44,600 PSI (Max)27.4gr 3,317 54,000 PSI
55gr SPR SP 2.200" (Min)26.0gr 3,133 43,300 PSI (Max)27.8gr 3,329 51,300 PSI...