| Designed for Walther PDP pistols Optics height for DPP & Holosun 509T Tritium front and rear night sights High-visibility orange front ring Black rear tritium rings for balanced sight picture Lower 1/3 co-witness with red dot optics | CNC-machined steel construction Black nitride corrosion-resistant finish Daytime contrast & nighttime illumination Ideal for duty, defense, and range use Made in USA by Night Fision |