XS Sights F8 Night Sight for Glock Model 42 & 43

Features: Tritium Powered Front & Rear Sight - Glows in low light to aid in sight alignment Colored Front Sight Ring - Highly visible orange ring designed for maximum visibility in bright to low light levels Photoluminescent Ring - Photoluminescent particles absorb ambient light and glow in low light Wide Notch Rear Sight - Draws focus to top edges of sight for proper alignment Rear Sight Overhang - Reduces rear sight glare in bright daylight for greater sight definition Rear Sight Ledge - Aids