This is 300 Win. Mag. Supercharged Buffalo Bore 250gr. Barnes TSX Lead Free Hollow Point Ammo. This is the deepest penetrating expanding load on the market for 338 Winchester Magnum. For that matter, if you wanted to hunt sheep at 500 yards or 2,000 lb bison at 50 yards, this load would do it all. The Barnes TSX bullet delivers a triple impact – One when it first strikes game, Second as the bullet begins opening, and Third devastating impact when the specially engineered cavity fully expands to deliver extra shock and maximum transferred energy. This ammo is brass cased, boxer primed, non-magnetic and non-corrosive. It comes packed in 20rd. boxes. Muzzle Velocity: 2750fps.
For more detailed product specifications, please visit the manufacturers webpage