270 Winchester - Superformance 140gr SST (Per 20)
Manufacture ID: 80563
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: 270 Winchester
- Grain: 140
- Bullet: SST
- Per 20
- Muzzle Velocity: 3090 fps
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: 270 Winchester
- Grain: 140
- Bullet: SST
- Per 20
- Muzzle Velocity: 3090 fps
