HIVIZ LiteWave H3 Tritium Express Handgun Sight Green/Orange Litepipes White Front Ring Glock20/21 Combines Tritium with Litepipe technology for 24 hour illumination;Ultra bright encapsulated Tritium;Factory sight heights;Fits standard holsters;All steel constructiontable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Second Color: Orange Item Category Code: 7600 Product Group Code: 7600J Product Sub Group 1: 7600J3 Inactive: Yes Prop65 Applies: No Prop65 Cancer Harm: No