A clever (and frugal) character with one of these would have someone like MCAce crank out a couple of brass versions that would be reusable.
This ain't a whole lot different than the everlasting cases the old target shooters used to use, some with muzzle-seated bullets too, IIRC.
One thing's certain; someone who enjoys shooting his rifle, not just hunting with it, is going to cough up some serious money to play.