To consider a gun to be great, it must be reliable day and night. Providing a consistent green glow, our tritium night sights ensure accuracy in low light and even complete darkness. In daylight, a large white dot and rounded notch design increase speed and accuracy.Features:Front sight ring for faster sight picture acquisitionQuick and accurate U-notch designGreen tritium illumination front and rearCNC machined stainless steel constructionSnag resistant design/fits most standard holstersGlows bright-no batteries or light exposure requiredIndividually hand inspected for accuracy12 years limited warranty