3.0gr Solo1k, Wolf std primers, WCC 1x cases, 147gr cast TC - hand weighed charges, low SD & ES XDm 5.25 CZ75B Av 849 830 Hi 857 848 Lo 841 809 SD 5.9 14.2 ES 15.4 38.3 3.0gr. Solo1k, Win Mag primers, WCC 1x cases, 147gr cast TC - hand weighed charges, low SD & ES XDm 5.25 CZ75B Av 863 837 Hi 869 859 Lo 856 826 SD 5.7 12.8 ES 13.7 33 3.2gr. Solo1k, Wolf std primers, WCC 1x cases, 147gr cast TC - loaded progressively on 550B, higher SD & ES XDm 5.25 CZ75B Av 861 841 Hi 872 855 Lo 843 822 SD 11.1 14.6 ES 29.9 32.6 Another load I had on hand: 4.0gr Solo1k, 115gr FMP-CMJ RN (plated), Wolf primers, WCC 1x cases - loaded progressively on 550B XDm 5.25 CZ75B Av 1044 1025 Hi 1051 1035 Lo 1032 1009 SD 7.7 10.1 ES 19.1 25.6 Nominal OAL for the 147 cast loads is 1.145", actual ran 1.142"-1.148". I shot up all the 115 plated rounds & can't remember/find the OAL.
BTW, This is a small sample size. I only fired 10 rounds of each load, 5 through each gun. YMMV.