Purdey double rifle in the most powerful conventional sporting caliber — .577 Nitro Express. The .577 NE fires a 750-grain bullet at 2,050 fps for ~7,000 ft-lbs of muzzle energy. The Purdey self-opening action absorbs recoil more gracefully than fixed-lock competitors. Among the rarest and most valuable Purdey configurations; fewer than five are built per decade. Type: Rifle Action: Break-Action Caliber: .577 Nitro Express Capacity: 2 Year introduced: 1900, United Kingdom Weight: 68 oz Overall length: 46" Status: Active Intended use: safari, collection