Winchester Super Suppressed 9 mm Luger 147 grain Full Metal Jacket Centerfire Pistol Ammo 50 Rounds. Offering clean and reliable performance the Super Suppressed line is engineered for noise reduction decreased barrel/suppressor fouling and recoil mitigation. Consistent performace and exceptional accuracy is backed by generations of Winchester legendary excellence. Specifications for Winchester Super Suppressed 9 mm Luger 147 grain Full Metal Jacket Centerfire Pistol Ammunition: Manufacturer: Winchester Caliber: 9mm Luger Number of Rounds: 50 Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 147 grain Cartridge Case Material: Brass Muzzle Velocity: 990 ft/s Muzzle Energy: 320 ft-lbs Application: Recreational Shooting Package Type: Box Primer Style: Centerfire Lead Free: No Gun Type: Handgun Features of Winchester SUPER SUPPRESSED 9 mm Luger 147 grain Full Metal Jacket Centerfire Pistol Ammunition: Consistent AccuracyTrusted for target and range shooting Fully Encapsulated BulletBrass Disc encloses the base of the bullet core to reduce lead fouling in barrels and in suppressors Optimized for Suppressor UseClean and reliable performance in both suppressed and non-suppressed firearms Reduced Noise SubsonicVelocities below the speed of sound produce lower decibel levels Package Contents: Winchester SUPER SUPPRESSED 9 mm Luger 147 grain Full Metal Jacket Centerfire Pistol Ammunition Winchester SUP9: Super Suppressed Handgun Ammo 9 mm Luger Full Metal Jacket 147 grain 50 Rounds