Rival Arms Inline Tritium Night Sights MOS Height Orange Front Sight Color Black RA. Each of these Pistol Parts by Rival Arms uses front and rear tritium lamps to create a reliable aiming point that requires no batteries or exposure to light to use. The stainless steel construction of these Rival Arms Inline Snag Free Tritium Night Sights allows them to hold up in challenging situations and they easily fit most standard holsters. Each of these sights uses a quick and accurate U-notch to guide your aim and the snag-free design ensures they don't catch on your clothing or mess up your draw. Boost your confidence in the field with a Rival Arms Tritium Inline Night Sight - MOS for Glock. Specifications for Rival Arms Inline Tritium Night Sights MOS Height: Manufacturer: Rival Arms Gun Make: Glock Gun Model: Glock 17 Glock 19 Color: Black Front Sight Color: Green Fabric/Material: CNC Steel Illumination Color: Green Country of Origin: USA Package Contents: Rival Arms Inline Tritium Night Sights MOS Height Rival Arms RA-RA4A231G: Inline Tritium Night Sights MOS Height Orange Front Sight Color Black