MEPRO Hyper-Bright tritium Night Sights Compatible with FN 509, Green tritium dots, Extra Bright Colored Front photoluminescent Night Sight, U Notch Rear Glow on Sights by Meprolight

• The MEPRO Hyper-Bright Sights offer the most reliable illumination for day or night. Feature an extremely bright fluorescent contrast colored ring in green or orange for fast target acquisition on daytime. The yellow ring option is the sole option with phosphorescent paint that charges with light and glows in low light conditions for short time in conjunction with the Green tritium.
• The U-notch shape rear sight contains just the tritium vials and lacks any significant contrasting color or outline to naturally direct your eyes to focus on the front Hyper-Bright sight quicker for fast target acquisition.
• Highly durable metal construction
• 12-year guarantee for tritium illumination.

• Item Reference: B0B7WGL2LJ