Weatherby Mark V Accumark Pro in 6.5-300 Wby Mag, the world's fastest 6.5mm production cartridge with velocities over 3,400 fps. Type: Rifle Action: Bolt-Action Caliber: 6.5-300 Wby Mag Capacity: 3 Year introduced: 2016, USA Weight: 8.5 oz Overall length: 47" Status: Active Intended use: long range, hunting, elk