The FN® 509C™ 9mm Magazine is a factory OEM magazine, constructed of heat-treated stainless steel with a black finish for superior durability and corrosion resistance in any environment. The steel wire internal spring and anti-tilt polymer follower ensure flawless feeding, while numbered witness holes allow for quick, visual round counts in the field.
Features:
- Stainless steel body
- Corrosion-resistant black finish
- Durable polymer extension sleeve
- Removable floor plate
- Steel wire internal spring
- Anti-tilt polymer follower