Trijicon Bright & Tough Night Sights FN509

Description

The Trijicon Bright & Tough Night Sights are a tritium-equipped, three-dot iron sight set designed to fit FN509 pistols. They provide battery-free low-light aiming using green tritium lamps with white outline contrast for daytime sight picture. The sights feature metal construction, sapphire-capped lamps, aluminum lamp cylinders, and silicone rubber cushions to withstand shock and recoil. Green lamps carry a 12-year warranty from date of manufacture; professional installation is recommended.

Key Specifications

• Fits FN509 pistols.
• Manufacturer Trijicon.
• Model Bright & Tough.
• Style 3-Dot iron sights.
• Front sight material: Tritium.
• Rear sight material: Tritium.
• Frame material: Steel.
• Front sight width: 0.144 inches.
• Front sight height: 0.254 inches.
• Rear sight height: 0.386 inches.

Designed for dependable, battery-free low-light aiming, these sights combine proven tritium illumination with durable construction to maintain a fast, intuitive sight picture in varied conditions. The sapphire-capped lamps and shock-absorbing mounts prioritize long-term serviceability so your FN509 will have consistent, low-light aiming capability when needed.