300 Winchester Magnum - 150gr GMX (Per 20) Superformance Cases - Disposable

- Disposable

The lower handguard comes with a concealed Picatinny rail on the bottom

its quite unique and impressive

resists mold growth

300 Winchester Magnum - 150gr GMX (Per 20) Superformance Cases - Disposable300 Winchester Magnum 150gr GMX (Per 20) Superformance Manufacture ID: 82012 Increase you favorite rifle's performance by up to 200 fps without extra chamber pressure, recoil, muzzle blast, temperature sensitivity, fouling, or loss of accuracy. Superformance uses ultra progressive propellants that take your favorite SST and GMX bullets to levels of performance that are simply unattainable with converntional propellants. Caliber: 300 Winchester Magnum