Underwood 347 .500 SW Mag 420GR Xtreme Penetrator 20RD Ammo

This ammunition is new production non-corrosive in boxer primed reloadable brass cases.

• This ammo is for cartridge size .500 S&W Magnum.
• The bullet is made from Copper.
• The diameter (caliber) of this bullet is 0.5.
• This bullet weighs 420 grains.
• This bullet leaves the barrel at 1650 feet per second.
• The ammo case is made from Brass.
• This ammo is a proven round for hunting.
• The bullet in this product does NOT contain lead.
• This round is designed to be supersonic and travels faster than the speed of sound.
• The muzzle energy of this ammo is 2539 ft lbs.
• This product has been designed to be an effective choice for the ultimate in self-defense applications.
• The bullet in this product has a Sectional Density (SD) of 0.24. SD is the ratio of an object's mass to its cross sectional area with respect to a given axis. It conveys how well an object's mass is distributed (by its shape) to overcome resistance along that axis.
• This ammo IS SAFE to use in a suppressor.
• The bullet in this ammo has a ballistic coefficient (G1) of - Generally the higher the coefficient the more stable the projectile will be in flight.
• Each box of ammo contains 20 loaded pieces of ammunition.
• This ammo is manufactured by Underwood Ammo