Had a chance to run a test batch today. 28" 1:9.4 twist Rock Creek barrel, 250gr Berger Hybrid OTM, 4831SC, Lapua brass, FGMM 215M primers, 2.980 CBTO = .015 jump.
Grains /FPS
85.0/2909
85.5/2931
86.0/2932
86.5/2964
87.0/2973
87.5/2988
88.0/3011
88.5/3013
89.0/3005
89.5/3048
No signs of high...