Have the convenience, confidence, and safety of TruGlo Tritium Pro Night Sights in both day and night conditions. Quickly acquire the proper sight alignment no matter what lighting conditions. These sights simply glow, day and night, with unmatched consistency, brightness and reliability. The Tritium capsule in the front sight features a white locking ring for enhanced visibility in low light conditions. The Swiss Tritium rear sight features a U-Notch and black locking rings to improve front sight acquisition. These CNC machined snag resistant sights are protected with a FORTRESS finish for maximum protection. When you need a simple no-nonsense set of bright night sights for your carry pistol, get the best sights on the market, get TRUGLO Tritium Pro Night Sights! 

Specifications and Features:
This is not a Glock Factory Product, it is an after market Product
TRUGLO Tritium Pro Night Sights TG231G1W 
Tradition Tritium Sight Set 
Uses Brightest Tritium Available 
Snag Resistant Design Fits Standard Holsters
Green Front Sight with White Locking Ring 
U-Notch Green Rear Sights with Black Locking Rings 
Black FORTRESS FINISH 

Fits:
Glock G17, G19, G22, G23, G24, G26, G27, G33, G34, G35, G38, and G39