Ruger No.1 Tropical single-shot falling-block rifle in .375 H&H Magnum with 24-inch barrel and quarter-rib express sights, built for large and dangerous game. Type: Rifle Action: Single shot Caliber: .375 H&H Magnum Capacity: 1 Year introduced: 1967, USA Weight: 104 oz Overall length: 40" Status: Active Intended use: Dangerous game / Safari, Dangerous Game, Safari, Hunting, Collecting