The Trijicon Bright & Tough Night Sights for Glock yellow models have yellow Tritium.
The Trijicon Night Sights for Glock front sights do come with mounting screw.
The Trijicon Night Sights are not compatible with your Walther PDP Compact. Use the link below to find sight sets that are compatible with your Walther PDP.
https://www.opticsplanet.com/s/walther-pdp?_iv_categories=tritium-fiber-optic-night-sights&_iv_gridSize=240
Yes, the Trijicon Night Sights for Glock will work with a Glock 19 Gen 3.
Yes. The Trijicon Night Sights are compatible with a Gen 3 Glock 23. You can use the "Gun Model" drop down menu to find all of the compatible sight set options for your Glock 23.
The Trijicon Night Sights you need for a Glock 48 are the Trijicon Bright And Tough 3-Dot Night Sights located at the link below.
https://www.opticsplanet.com/trijicon-bright-and-tough-3-dot-night-sights-glock-42-gl13-c-600777.html
These Trijicon Night Sights for Glock will not work with a Glock 36. The Trijicon Night Sights that will work for a Glock 36 can be found at the link below.
https://www.opticsplanet.com/v/600543-trijicon-heavy-duty-night-sight.html
These Trijicon Night Sights for Glock will not work on a Glock 43x.
No, these do not fit the Canik, you would need something like this: MR-AP-MEP201-466703111
Please email us at techsales@opticsplanet.com for more information.