FURY Hybrid Case Technology allows for increased muzzle velocity and greater energy than traditional brass cases. SIG FURY Hybrid case ammunition outperforms standard ammunition in a similar size rifle, with less bullet drop and increased energy on target. Hybrid Case Technology was developed for the U.S. Military's Next Generation Weapon Systems. FeaturesOutperforms traditional brass case ammunition with increased velocity, less bullet drop, and increased energy on targetLegendary Sierra MatchKing A(R) HPBT specifically developed to perform in the higher pressure 277 SIG FURY Hybrid Match roundDelivers magnum performance in a standard short action rifle