The first bolt-action pistol produced by a major American manufacturer. The XP-100 was chambered for the proprietary .221 Remington Fireball cartridge developed simultaneously. Its nylon stock and centerfire bolt action were revolutionary for 1963. Type: Pistol Action: Single-Shot Caliber: .221 Remington Fireball Capacity: 1 Year introduced: 1963, USA Weight: 60 oz Overall length: 16.5" Status: Discontinued Intended use: Varmint Hunting, Silhouette, Collecting