Underwood Ammo .44 Remington Magnum +P+ 340 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammo 20 Rounds. Specifications for Underwood Ammo .44 Remington Magnum +P+ 340 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammunition: Manufacturer: Underwood Ammo Caliber: .44 Remington Magnum Number of Rounds: 20 Bullet Type: Hard Cast Flat Nose (HCFN) Bullet Weight: 340 grain Cartridge Case Material: Nickel Plated Brass Muzzle Velocity: 1425 ft/s Muzzle Energy: 1533 ft-lbs Application: Hunting Package Type: Box Primer Style: Centerfire Lead Free: No Package Contents: Underwood Ammo .44 Remington Magnum +P+ 340 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammo Underwood Ammo 743: .44 Remington Magnum +P+ 340 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammo 20 Rounds