Trijicon Bright & Tough Night Sight Set Green Front & Rear for Walther P99 . These Tritium Pistol Sights by Trijicon contain a capped lamp with a sapphire jewel to help evenly distribute the light while protecting the lamp from solvents and puncture. With a metal body cushioned within silicone rubber the Trijicon Bright & Tough Night Iron Sight features a unique shock-resistant design. Perfect for instinctive shooting the Trijicon Walther 3 Dot Front & Green Rear Night Sight is an impressive addition to any firearm. Specifications for Trijicon Bright & Tough Night Sights: Manufacturer: Trijicon Gun Make: Walther Gun Model: Walther PPQ Walther P99 Color: Green Front Sight Color: Green w/White Outline Rear Sight Color: Green w/White Outline Fabric/Material: Metal Front Material: Tritium/Paint Gun Type: Pistol Attachment Type: Professional installation recommended. Front Blade Height: 0.205 in Rear Blade Height: 0.206 in Condition: New Features of Trijicon Bright & Tough Night Sights: Instantly visible sight picture in no-light or low-light situations: Tritium phosphor-filled glass lamp provides battery-free glow allowing for a visible sight picture in all lighting situations. Increased daylight dot visibility: White-painted rings around tritium lamps enhance user's ability to see sight picture in bright-light shooting situations. Enhanced protection from heavy recoil and harsh cleaning solvents: Tritium gas lamps are contained within protective aluminum cylinders and have additional silicone rubber cushioning. Evenly distributed light from tritium lamps: Each Trijicon tritium lamp is capped with a sapphire jewel that helps evenly distribute the light from the lamp and also acts as an additional layer of protection from puncture and cleaning solvents. Package Contents: Trijicon Bright & Tough Night Sights TJ-AP-WaltherWP01 Trijicon Night Sight Set Green Front & Rear for Walther P99 - WP01