Anyone read his product report on the .458 FTX with the Triumph
http://namlhunt.homestead.com/ProductReport.html
He has an interesting comment on the sabots to use
Hornady's new 325-grain .458" FTX bullet shot well with the orange .50x.458" MMP sabot, but excelled with the black .50x.451 Crush Rib Sabot from Harvester Muzzleloadingse