Merkel KR1 Helix in .30-06 Springfield with a 22-inch barrel. The American-market friendly chambering of the KR1, combining the helix-cam straight-pull system with the most widely used hunting cartridge in North America. Type: Rifle Action: Straight-Pull Bolt-Action Caliber: .30-06 Springfield Capacity: 5 Year introduced: 2010, Germany Weight: 96 oz Overall length: 42" Status: Active Intended use: Hunting, All-Purpose