Product Description

FN 509C 12-Round Magazine — 9mm

Slim, high-capacity factory magazine for the FN 509C series—engineered for dependable feeding, fast reloads, and rugged service in compact duty and concealed-carry platforms.

Quick summary
Factory FN magazine, fits FN 509C pistols. 9mm, 12-round capacity. Precision-formed feed lips and a durable polymer/steel construction deliver consistent, drop-in reliability for range duty or carry.

Key features

Manufacturer: FN
Model: FN 509C Magazine (fits 509C series)
Caliber: 9×19mm (9mm)
Capacity: 12 rounds
Type: Accessory — handgun magazine
Item group: Handgun magazines
Construction: Factory-spec feed lips and follower for reliable feeding; durable body designed to withstand repeated use.

Why this magazine
Built to FN’s factory tolerances, this magazine provides the balance of capacity and compactness the 509C platform requires. Ideal as a spare for everyday carry, for training rotations at the range, or to increase a duty loadout without sacrificing ergonomics.