TRUGLO BRITE-SITE TFX FN FNX9

Glowing bright both day and night” TFX sights are always ready. TFX takes their award-winning Tritium + Fiber-Optic technology even further with all the features their customers requested: compact snag-free design” longer sight radius” and amazingly durable construction built to handle just about anything. Illuminating elements are encased inside a virtually indestructible chemical and shock-resistant capsule and the CNC-machined steel is protected with a rust-resistant FORTRESS FINISH.

Fully protected TFO technology encapsulated in a virtually indestructible capsule
Impervious to oils, chemicals, cleaning solvents, and ultra-sonic cleaning processes
Unmatched visibility in all shooting conditions 24/7
Assembled in USA with quality Swiss tritium for maximum brightness