I load Hornady 210gr XTP JHP's on top of 17.5grs of 2400. The load chrono'd at 1,413 fps average for 6 shot string from my S&W 57 with 6" barrel using WW case and primer.
I haven't tried to push 215gr LSWC's faster than what 9.5grs of Unique will at 1,157 fps from my 4" Mountain Pistol. Have...