TruGlo Tritium X Glock Low Set White Black. Your sights should be held to the same standard-which is why 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. Tritium does not require any batteries or light exposure-it simply glows Specifications for TruGlo Tritium X Glock 42/43 Set - White: Manufacturer: TruGlo Gun Make: Glock Color: Black Front Sight Color: Green w/White Outline Rear Sight Color: Green w/White Outline Fabric/Material: Stainless Steel Front Material: Tritium Condition: New Features of TruGlo Tritium X Glock 42/43 Set - White 3-dot configuration Transitions from white dots to glowing tritium dots for day and night visibility Smooth snag-free design fits most standard holsters Package Contents: TruGlo Tritium X Glock 42/43 Set - White TruGlo TG-TG231G1XW: Tritium X Glock Low Set White Black