XS Sights R3D 2.0 Pistol Sights Green Glock Optic/Supp 17,19,22-24,26,27,31-36,38 Fits Glock models 17, 19, 22-24, 26, 27, 31-36, 38, 39, 45, and 47;Suppressor height for compatibility with optics and suppressors;Tritium-powered front and rear sights for low-light visibility;High-contrast green Glow Dot absorbs ambient light for enhanced brightness;Wide-notch rear sight with serrations and anti-reflective lens to reduce glare;BlackNitride finish for wear and corrosion resistance;Black PVC rings enhance tritium visibility in rear sight;Rear sight ledge enables one-handed slide manipulations;CNC-machined steel construction for durability;Compatible with standard holster options;12-year warranty on tritium components;Includes front sight, rear sight, red threadlocker, and installation instructions;Tritium front and rear sights;High-contrast photoluminescent glow dot;Traditional three-dot notch and post sight picture;Wide notch rear sight;Rear serrations with anti-reflective lens;Corrosion-resistant black nitride finish;Manufactured in Fort Worth, TXtable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 7600 Product Group Code: 7600J Product Sub Group 1: 7600J3 Inactive: No Prop65 Applies: Yes Prop65 Cancer Harm: Yes Prop65 Chemical: Lead Second Color: Green