I-dot Sight Set For Glock G1-4 19,23,42 /g5 20,21 Black

I-dot Sight Set For Glock G1-4 19,23,42 /g5 20,21 Black

Make : Glock
Sight Color : Tritium
Make/Model : Glock|21
Make/Model : Glock|19
Style : Square Notch
Model : 21
Make/Model : Glock|23
Model : 19
Model : 23