The CZ 550 3-round magazine is a factory-built solution for reliable performance with .300 Winchester Magnum. Constructed from durable yet lightweight steel with a corrosion-resistant blued finish, this magazine ensures long-lasting durability in the field. It features a high-tensile music wire spring and a precision-engineered steel follower for smooth, consistent cartridge alignment and feeding. Designed for a secure fit and improved stability, it also includes a removable steel floor plate for easy disassembly and maintenance. Backed by a 5-year warranty, this magazine is an essential addition for CZ 550 owners seeking dependable functionality.