Hi-Viz - GPLW01 Ruger Gp100 Interchange Pipe LiteWave(R) Front Sight for Ruger GP100 revolvers. Fits models with adjustable rear sight and spring plunger retained front sight. Includes Green, Red and White replaceable LitePipes.Features :Interchangeable Litepipe design"Litepipe diameter .090" SELLCOPY;NPGPN301;"New! 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 or hunting. The new LiteWave H3(TM) ensures fast sight acquisition and a bright sight picture day or night."