The Christensen Arms MPP .300 BLK is a usa-made bolt-action pistol chambered in .300 Blackout, introduced in 2021. Primary use: hunting, sport. Type: Pistol Action: Bolt-Action Caliber: .300 Blackout Capacity: 1 Year introduced: 2021, USA Weight: 16 oz Overall length: 9.5" Status: Active Intended use: hunting, sport