TFX Sights are always ready- made from ultra-tough, chemical-resistant materials and providing a bright sight picture both day and night, helping you stay prepared for any scenario. TFX PRO takes it to the next level, offering a contrasting colored front focus ring and U-notch rear sight design for faster sight acquisition and improved accuracy. Additionally, the rear sight features an aggressively angled front edge for emergency one-handed operation. TFX PRO sights are designed for shooters who require the absolute best reliability, visibility, and accuracy. FeaturesThe first and only of its kindFully protected TFO technology encapsulated in a virtually indestructible configurationImpervious to oils, chemicals, cleaning solvents and ultra-sonic cleaning processesUnmatched visibility in all shooting conditions 24/7Utilizes quality Swiss tritium for maximum brightnessGlows in the darkNo batteries requiredConcealed fiber can not be seen by targetFORTRESS FINISH provides a permanent pr...