FN America / FN Herstal FN 509 Midsize Tactical 9mm

The FN 509 Midsize Tactical is a 9mm semi-automatic handgun designed for practical, multi-role use at the range, in duty applications, and for everyday carry. It combines an optic-ready slide with suppressor-height night sights and a threaded barrel to accommodate a range of accessories for training and professional use.

Built on a polymer frame with a matte black finish, the pistol offers a mid-size grip and enhanced texture for control. The optic-ready/serrated slide and cold hammer-forged steel threaded barrel provide durable mounting and consistent performance, while fully ambidextrous controls support a range of user preferences.

Key Specifications

• The caliber is 9mm.
• The action is Semi-Auto.
• The barrel length is 4.5 inches.
• The barrel is threaded with a 1/2×28 thread pattern.
• The frame material is polymer with a matte black finish.
• The slide is optic-ready and serrated for accessory mounting and grip control.
• The sights are suppressor-height 3-dot night sights.
• The number of magazines included is 2.
• The weight is 26.5 oz.
• The optic footprint supports multiple mounting patterns.

State Restrictions: This firearm is not available for sale or direct shipment to California, and is not available for sale to Illinois (PICA).

For buyers seeking a versatile 9mm handgun with optic-ready capability and suppressor-height sights, the FN America / FN Herstal FN 509 Midsize Tactical offers a balanced combination of control and adaptability. Buy the FN America / FN Herstal FN 509 Midsize Tactical 9mm online today.

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