Answers for Do these sight have tritium in the rear sight or just the front? Is it growing three dot in the dark?

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TruGlo + Tritium & Fiber Optic Night Sights TruGlo Tritium & Fiber Optic Night Sights TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts + Pistol Parts TruGlo Pistol Parts TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts + Pistol Parts TruGlo Pistol Parts + Pistol Sights TruGlo Pistol Sights TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts + Pistol Parts TruGlo Pistol Parts + Pistol Sights TruGlo Pistol Sights + Tritium Pistol Sights TruGlo Tritium Pistol Sights TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t

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TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41

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Answered by Nick B., Gear Expert, from IL, United States, on February 18, 2021

Both front and rear sights have tritium. One lamp on the front sight and two lamps on the rear sight, there will be three glowing dots.

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TruGlo + Tritium & Fiber Optic Night Sights TruGlo Tritium & Fiber Optic Night Sights TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts + Pistol Parts TruGlo Pistol Parts TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts + Pistol Parts TruGlo Pistol Parts + Pistol Sights TruGlo Pistol Sights TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t TruGlo + Gun Parts TruGlo Gun Parts + Pistol Parts TruGlo Pistol Parts + Pistol Sights TruGlo Pistol Sights + Tritium Pistol Sights TruGlo Tritium Pistol Sights TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41 Q&A Question - Do these sight have tritium in the rear sight or just t