XS Sight Systems Minimalist OR Square-Notch Pistol Sight Glock Glock 17/19/22/24 Rear No-Trit Black. XS OR sights eliminate the need for height calculations giving you the perfect co-witness out of the box. The rear sight features blacked-out serrations to minimize glare. The front sight is available in two variations users can choose between a standard blacked-out front or a front sight with a tritium dot for enhanced low-light performance. These purpose built back up iron sights are designed to enhance visibility through the optic window and be there should the optic fail. Specifications for XS Sight Systems Minimalist OR Square-Notch Pistol Sight: Manufacturer: XS Sight Systems Gun Make: Glock Gun Model: Glock 34 Glock 24 Glock 22 Glock 17 Glock 36 Glock 27 Glock 33 Glock 32 Glock 26 Glock 31 Glock 23 Glock 19 Glock 35 Glock 38 Color: Orange Included Accessories: Tritium Handle Color: Black Features of XS Sight Systems Minimalist OR Square-Notch Pistol Sight Precision CNC machined steel Compatible with XS and Glock MOS plates Low Co-Witness Non-Tritium front sight BlackNitride finish for corrosion resistance Package Contents: XS Sight Systems Minimalist OR Square-Notch Pistol Sight What firearm models does the manufacturer say XS Sight Systems Minimalist OR Square-Notch Pistol Sight is compatible with? The manufacturer says that XS Sight Systems Minimalist OR Square-Notch Pistol Sight is compatible with Glock 19 Glock 23 Glock 31 Glock 32 Glock 26 Glock 27 Glock 33 Glock 38 Glock 36 Glock 17 Glock 22 Glock 24 Glock 34 Glock 35XS Sight Systems GL-M201P-1: Minimalist OR Square-Notch Pistol Sight Glock Glock 17/19/22/24 Rear No-Trit Black