TRUGLO Tritium Pro Brite Site Day / Night Sight Set Fits Glock M.O.S. 17/19/34/35/45, Front Sight Color Green W/ Orange Focus Lock Ring, Rear Sight Green, Glows In The Dark No Batteries Or Light Exposure Required

When the lights go out, your sidearm doesn't need to be left in the dark. TRITIUM PRO night sights transition from standard white dot sights during the daylight, to glowing green dots in the dark. Tritium does not need batteries and does not need to be charged with light - it simply glows! • MOS Low Height • Front sight FOCUS LOCK ring for even faster focus • Angled rear sight edge for emergency one-hand operation • Unmatched visibility in all shooting conditions 24/7 • Compact design maintains factory sight radius • Assembled in the U.S.A. with quality Swiss tritium for maximum brightness • Glows in the dark 24/7 – No batteries or light exposure required • Fits most standard holsters