Hawkeye Standard in 30-06 Springfield. The most-sold cartridge in America paired with Ruger's most refined bolt-action action. The 22-inch barrel and LC6 trigger deliver consistent accuracy for North American big game. Type: Rifle Action: Bolt-Action Caliber: 30-06 Springfield Capacity: 4 Year introduced: 2006, USA Weight: 41.5 oz Overall length: 42.5" Status: Active Intended use: Hunting