Looks like I will be ordering a bunch of 25 cal JSB Knockouts MK2 when they are out. It be awesome to be able to shoot both JSB 34gr pellets and JSB Knockout Slugs through my 2018 FX Impact Smooth Twist X barrel now that I have upgraded it with the Power Plenum and Slug Power kit.
https://www.youtube.com/watch?v=QtXMLK2UMg4
https://www.youtube.com/watch?v=QtXMLK2UMg4