The Remington MSR (Modular Sniper Rifle) is a chassis-stocked precision bolt-action designed as the basis for multiple US military precision rifle programs including the PSR. The 27-inch barrel, folding chassis, and multi-caliber conversion capability represent Remington's most advanced sniper platform. The MSR chassis uses a tool-less barrel removal system allowing caliber changes in under four minutes. Type: Rifle Action: Bolt-Action Caliber: .338 Lapua Magnum Capacity: 5 Year introduced: 2010, USA Weight: 15.4 oz Overall length: 50" Status: Active Military use: Yes Intended use: sniper, military, precision, long-range