Trijicon HD XR Night Sight Set MOS Fit Rear Glock 17 17L 19 22 23 24 25 26 27 28 31 32 33 34 35 37 38 and 39 Yellow. With a thinner front sight post the Trijicon HD XR Tritium night Sights enhances the ability to identify targets expedite engagements and see where the hit occurred at longer distances. Made with a rear sight that has a thin black ring the Trijicon HD XR Tritium night Sights a great option for Glock handguns is legal for personal and property protection and border security and adds a level of advanced target identification and engagement capabilities at increased distances. Great for any shooter the Trijicon HD XR Tritium night Sights Set for Glock really are a must have for all Glock owners. Specifications for Trijicon HD XR Night Sights Set for Glock: Manufacturer: Trijicon Gun Make: SIG Sauer Glock Gun Model: Glock 38 Glock 45 MOS Glock 28 Glock 25 Glock 39 Glock 27 Glock 33 Glock 24 Glock 35 Glock 31 Glock 32 Glock 19 Glock 23 Glock 17 MOS Glock 34 MOS Glock 19 MOS Glock 17L Glock 26 Glock 22 Glock 37 Glock 34 Glock 17 Color: Yellow Front Sight Color: Green w/Yellow Outline Rear Sight Color: Green w/Black Outline Fabric/Material: Metal Front Material: Tritium/Paint Gun Type: Pistol Front Blade Height: 0.215 in Rear Blade Height: 0.231 in Illumination Type: Tritium Illumination Color: Green Package Contents: Trijicon HD XR Night Sights Set for Glock Trijicon 601091: HD XR Night Sight Set MOS Fit Rear Glock 17 17L 19 22 23 24 25 26 27 28 31 32 33 34 35 37 38 and 39 Yellow