Xtreme Penetrator® Solid Copper Monolithic Hunting & Self Defensce

One Cartridge, not a box: .475 Linebaugh by Underwood Ammo Co. Sparta, IL,USA Factory loaded with new brass cases from Starline Brass company “ *(* 475 LINEBAUGH” Head-Stamp and a 300 grain Xtreme Penetrator® projectile.

History of the.475 Linebaugh cartridge:

The 475 Linebaugh was designed John Linebaugh and introduced in May 1988 issue of Guns & Ammo magazine, as a proprietary cartridge and ammunition was introduced by Hornady in 2004.

The 475 Linebaugh is based on the 45-70 rifle case, shortened to 1.5", and also with a shorter rim diameter then the 45-70. Pistols chambered in this caliber may also be able to shot the 480 Ruger cartridge as the 480 Ruger is a shortened version of the 475 Linebaugh. The caliber has velocities up to 1,500 feet per second, and energy up to 1,840 foot pound per inch code 593