TruGlo Tritium / Fiber Optic TFO Hand Gun Sights, Green Front and Yellow Rear - is a part of the high quality and dependable Illuminated Night Sights from TruGlo. All of the features you need for a price you want. Illuminated Night Sights from TruGlo are well known for their quality and TruGlo Tritium / Fiber Optic TFO Hand Gun Sights, Green Front and Yellow Rear - upholds that standard.