TruGlo TFX Glock High Glock 20/21/25/28/29/30/31/32 3 Dot Green Sight TG. These Pistol Parts developed by TruGlo use TFX tritium-phosphorescent material which is a proprietary blend of tritium and fluorescent fiber optics that provide a bright and highly-visible aiming point without batteries or other power sources. This Truglo TFX Glock Handgun High Sight uses high-quality Swiss tritium for reliable illumination that will last up to 20 years even when exposed to harsh chemicals and ultrasonic cleaning processes. For additional protection this sights system uses a FORTRESS FINISH that is completely chemical and shock resistant ensuring these sights will last for many years to come. Acquire your next target with the help of the Truglo TFX Tritium/Fiber Pistol Night Sights for Glock. Specifications for Truglo TFX Glock High Glock 20/21/25/28/29/30/31/32 3 Dot Green Sight: Manufacturer: TruGlo Gun Make: Glock Gun Model: Glock 25 Glock 28 Glock 21 Glock 30 Glock 29 Glock 32 Glock 31 Glock 20 Color: Steel Green Black Front Sight Color: Green Rear Sight Color: Green Front Material: Tritium/Fiber Optic Country of Origin: USA Features of Truglo TFX Glock High Glock 20/21/25/28/29/30/31/32 3 Dot Green Sight: Fits models 202129.30 31 32 37 and 41 The first and only of its kind Fully protected TFO technology encapsulated in a virtually indestructible configuration Impervious to oils chemicals cleaning solvents and ultra-sonic cleaning processes Unmatched visibility in all shooting conditions 24/7 Utilizes quality Swiss tritium for maximum brightness Glows in the dark. Rear Color: Green Frame Material: Steel Firearm Fit: Glock 20/21/25/28/29/30/31/32 Style: 3 Dot Front Material: Tritium/Fiber Optic Rear Material: Tritium/Fiber Optic Front Color: Green. Package Contents: Truglo TG13GL2A TFX Glock High Glock 20/21/25/28/29/30/31/32 -3 Dot Green The Truglo TG13GL2A TFX Glock High Glock 20/21/25/28/29/30/31/32 -3 Dot Green is a quality addition to the TruGlo lineup. For more great deals on Tritium Pistol Sights by TruGlo please browse our TruGlo Gun Parts page. TruGlo TG-TG13GL2A: TFX Glock High Glock 20/21/25/28/29/30/31/32 3 Dot Green Sight