225 gr. Barnes X RL-22 Min. 73.0 grs. @ 2782 f/s; Max. 78.0 grs. @ 2919 f/s. As always start with Min. load. Three shot groups .75" @ 100 yds. I used this data for my cousins Browning A-Bolt; he has killed 4 oryx with this load. All animals were shot in the shoulder; they were all pass throughs execpt 1. Max distance was 200 yds. Good luck.