The ProMag Magazine is a high-quality magazine that is compatible with the FN 509 Compact firearm. This model is specifically designed to hold 9MM ammunition and can carry up to 12 rounds. The magazine itself is constructed of steel and features a durable, blued finish that is sure to last.

One of the unique features of the ProMag Magazine is its construction method. It has been crafted using both traditional stamping and welding techniques, as well as modern precision injection molding of mil-spec polymer compounds. This combination ensures the magazine's durability and reliability while allowing it to be lightweight for ease of use.

One of the most attractive aspects of the ProMag Magazine is its lifetime guarantee against any manufacturer's defects. This guarantee ensures that any issues with the product will be addressed and resolved promptly and efficiently. Additionally, the magazine is made in the USA, further emphasizing its quality and reliability.

Overall, the ProMag Magazine is an excellent choice for anyone in need of a high-quality, reliable, and durable magazine for their firearm. Its construction, reliability, and lifetime guarantee set it apart from other magazines on the market, making it a top contender for anyone in need of this type of product.