The CZ 550 is a bolt-action hunting rifle series based on the Mauser 98 action. The rifle is available in both medium and magnum-sized actions, allowing it to be chambered for a variety of cartridges, including some of the most powerful calibers used in big-game hunting, such as .375 H&H and .416 Rigby. The CZ 550 series is known for its durability, accuracy, and robust design, making it a popular choice among hunters and shooting enthusiasts. The action is machined from high-grade steel and features a double square bridge for mounting telescopic sights. It also includes a controlled-feed mechanism with a large, non-rotating claw extractor that ensures reliable cycling under all conditions. Several notable variants of the CZ 550 include the "American" model, designed for use with optical sights and featuring a classic American-style stock, and the "Safari Magnum," intended for dangerous game hunting with heavy-duty calibers and featuring a reinforced stock to handle extreme recoil. The "FS" variant features a full-length Mannlicher-style stock, while the "Varmint" model is optimized for precision shooting with a heavy barrel and a stock designed for stability. The rifles come with adjustable triggers, and some models offer a single-set trigger for enhanced accuracy. Depending on the model, the CZ 550 can be equipped with either fixed or detachable box magazines, and the rifles are available in various stock materials, including walnut and polymer​