The TruGlo TFO (Tritium Fiber Optic) front sight (TruGlo part no. TG131AR) combines a fiber-optic rod with a tritium insert, giving an always-on aiming point in daylight and low light alike, with no batteries required.

Key Specifications

• Fits: AR-15-platform front sight housings
• Illumination: combined fiber optic (daylight) and tritium (low light)
• Power source: none required (self-illuminating tritium, ambient-light fiber optic)
• Temperature rating: unaffected by temperature extremes
• Construction: all-metal sight

Frequently Asked Questions

Does this need batteries? No, it combines fiber optics for daylight brightness with tritium for low-light glow, requiring no batteries.

Does cold weather affect the sight? No, TruGlo states it is not affected by temperature extremes.

What is this sight made of? It is an all-metal sight.

Buy the TruGlo TFO AR-15 Front Sight For Sale

Need an always-on front sight with no batteries? Shop more Truglo optics, or browse our full gun sights selection at Schaefer Defense.