Glowing bright both day and night, TFX® sights are always ready. TFX takes our award-winning Tritium + Fiber-Optic technology even further with all the features our 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™.
 Fits Walther P99 & PPQ
  - 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
  - Glows in the dark – no batteries or light exposure required
  - Front sight FOCUS•LOCK™ for fast and accurate shooting
  - Concealed fiber cannot be seen by target
  - FORTRESS FINISH™ nitride protective coating
  - Fits standard holsters
  - Patented
  
  PATENTED SEALED CAPSULE DESIGN 
 Provides maximum protection and durability.