Just a RRA mid length 458 socom. With a few upgrades bcm gunfighter charging handle and pistol grip and bcm extractor spring kit. Vortex viper pst 2.5-10x32 night force rings and a Harris bipod. I'm using Sbrammo 300gr Barnes tac-x.
Here's the bullet I pulled out of him, found it on the adjacent side in the ribs it weighs 297.6 grains.