ProMag FN 509 9mm 50-Round Drum Magazine Black

This ProMag drum magazine provides a high-capacity feeding option for the FN 509 platform. It is chambered for 9mm and holds 50 rounds in a compact drum configuration. The magazine is finished in a black blued coating and incorporates precision-wound springs made from heat-treated chrome silicon wire. ProMag states these magazines are made in the USA and are backed by a lifetime guarantee against manufacturer’s defects.

Key Specifications

• Designed to fit FN 509 pistols.
• Provides a capacity of 50 rounds.
• Intended for the 9mm caliber.
• Features a blued finish.
• Exterior color is black.
• Identified as a Drum model magazine.
• Classified under Pistol Magazines subcategory.
• Magazine springs are made from heat-treated chrome silicon wire.
• Manufactured in the USA and backed by a lifetime guarantee against manufacturer’s defects.

This drum magazine is a practical choice for extended range sessions and training where additional on-hand capacity is desired. Its high-capacity configuration and durable finish make it suitable for shooters seeking a reliable magazine option for the FN 509 platform.