Underwood Ammo .44 Remington Magnum 305 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammo 20 Rounds. Specifications for Underwood Ammo .44 Remington Magnum 305 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: 305 grain Cartridge Case Material: Nickel Plated Brass Muzzle Velocity: 1325 ft/s Muzzle Energy: 1189 ft-lbs Application: Hunting Package Type: Box Primer Style: Centerfire Lead Free: No Package Contents: Underwood Ammo .44 Remington Magnum 305 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammo Underwood Ammo 723: .44 Remington Magnum 305 Grain Coated Hard Cast Nickel Plated Brass Cased Pistol Ammo 20 Rounds