HiViz LiteWave H3 Trit/Litepipe Night Sights Fits HK VP9, VP9SK, HK45 HKN421New! LiteWave H3(TM) sight combines Tritium with the HIVIZ Litepipe technology for 24 illumination. Now you can have the advantage of day and night performance all in one sight system. All steel construction sight sets are rugged and durable, designed for the roughest use, whether it is personal defense and protection, Law Enforcement or Military. The new LiteWave H3(TM) ensures fast sight acquisition and a bright sight picture day or night. Green tritium front with white ringOrange rearSight visibility in all light conditionsFactory sight heightsPlease check your state and local laws before purchasing this item.