BudsGunShop.com - night sights

Durwood, GNS = Glock Night Sights and are pictured for reference here : google.com/search?q=glock+oem+night+sights&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiP89X0rZjiAhWGylkKHVBMBp8Q_AUIDygC&biw=1920&bih=938#imgrc=H6BJoEMpCz4fFM:

Durwood, Acronym GNS in description stands for "Glock Night Sights".Glock OEM night sight set includes a 6.5mm rear sight and front sight . Tritium dots glow green in low light and are set in a white contrasting dot for daytime visibility.

the are glock nite sights they work great see ********UPC:
764503015458
Description:
GLK 19 GEN4 9MM PST 15RD GNS
Brand:
Glock
Model:
Gen 4 19
Type:
Pistol: Semi-Auto
Caliber:
9MM
Finish:
Black Matte
Action:
Safe Action
******8Sight:
Glock Night Sights
Barrel Length:
4.02
Overall Length:
6.85
Weight:
21.16 oz
Capacity:
15+1
# of Mags:
3
Safety:
Safe Action-3 Separate Automatic Safeties
Receiver:
Polymer with Finger Grooves
Packaging:
Black Plastic Case
Features:
Magazine Loader, Cleaning Rod and Brush;
Interchangeable Backstraps, Reversible Mag Catch