AmeriGlo Classic 3 Dot Tritium Night Sight Set for Walther PDP w/Front Green Tritium White Outline/ Rear Green Tritium Black Outline. Tall sets available for suppressor or optic compatibility. Specifications for AmeriGlo Classic 3 Dot Tritium Night Sight Set: Manufacturer: AmeriGlo Color: Black Gun Type: Pistol Rear Blade Height: 0.179 in Condition: New Features of AmeriGlo Classic 3 Dot Tritium Night Sight Set: Rear sight with two tritium lamps and white outlines Rear sight with round notch two green tritium lamps with white outline Rear sight with two tritium lamps and black outlines Package Contents: AmeriGlo Classic 3 Dot Tritium Night Sight Set AmeriGlo WA-119: Classic 3 Dot Tritium Night Sight Set for Walther PDP w/Front Green Tritium White Outline/ Rear Green Tritium Black Outline