Winchester USA .40 S&W 165 Grain FMJ Brass Case Centerfire Pistol Ammo 50 Rounds Box. Specifications for Winchester USA Handgun .40 S&W 165 grain Full Metal Jacket Brass Cased Centerfire Pistol Ammunition: Manufacturer: Winchester Caliber: .40 S&W Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 165 grain Cartridge Case Material: Brass Muzzle Velocity: 1060 ft/s Muzzle Energy: 412 ft-lbs Application: Recreational Shooting Target Package Type: Box Included Accessories: Standard Primer Style: Centerfire Lead Free: No Gun Type: Handgun Features of Winchester USA HANDGUN .40 S&W 165 grain Full Metal Jacket Brass Cased Centerfire Pistol Ammunition: Consistent AccuracyTrusted for target and range shooting Full Metal JacketProvides positive functioning and no expansion Reduced Barrel FoulingFewer cleanings and more range time Package Contents: Winchester USA HANDGUN .40 S&W 165 grain Full Metal Jacket Brass Cased Centerfire Pistol Ammunition Winchester USA40SW: USA .40 S&W 165 Grain FMJ Brass Case Centerfire Pistol Ammo 50 Rounds Box