TruGlo TGTG231G1XA Tritium X White Outline Tritium Front/Green Tritium Rear/Black Nitride Fortress Frame, Compatible w/Glock 42/43/43X/48 Except MOS, Front Post/Rear Dovetail Mount

TRUGLO Tritium-X sights are made from solid steel and treated with a nitride Fortress finish to handle just about anything. Swiss Tritium lamps provide a bright and constant glow in low light or even complete darkness. Front Sight Length: 1.0". Front Sight Width: 1.0". Front Sight Height: 1.0". Rear Sight Length: 1.0". Rear Sight Width: 1.0". Rear Sight Height: 1.0". Compatible w/Glock 42/43/43X/48 Except MOS.