has anybody rebarreled a sks to shot 338 spectre or a , if they wildcat it a 338x39. 338 spectre ammo is out there but a 338x39 i have no clue but am very interested since the chamber and barrel,well maybe adjust recoil spring is just about all u would have to do. the bolt should work, mag should work. can anybody make a 338 cal barrel for china sks??