The TRUGLO TFO Glock Sight Set brings a proven two-technology approach to fast, reliable target acquisition on your Glock Gen 1–5 models 17–39. Day or night, you need your sights bright and instinctive—and that's where tritium fiber-optic sights shine. By combining tritium night-light technology with fiber-optic light-gathering, these steel sights stay visible in glaring sunlight, low light, and complete darkness without batteries or adjustment. Whether you're training at the range, responding in a home-defense scenario, or carrying professionally, consistent sight picture is non-negotiable.

TFO sights have been a trusted choice among shooters for years because they solve a real problem: traditional iron sights fade in bright conditions, while pure tritium can be dim in daylight. This hybrid design uses a green fiber-optic front sight and yellow fiber-optic rear sight to capture ambient light, while the tritium element takes over when that light disappears. The result is a bright, intuitive sight picture across any lighting condition. The steel construction is built to handle the abuse of duty carry or frequent training, and the design works with your existing holsters without modification.

Installation is straightforward on compatible Glock pistols, and the sight geometry is proven by thousands of users in the field. If you shoot a Glock and want sights that work equally well at the 3 a.m. security check and the noon-day range trip, TFO is a practical, time-tested upgrade.

Key Features

• Dual-technology design: tritium night light paired with fiber-optic brightness
• Green fiber-optic front sight, yellow fiber-optic rear sight
• Glows in complete darkness without batteries
• Steel construction for durability and reliability
• Compatible with standard Glock holsters
• Fits Glock Gen 1, 2, 3, 4, and 5 models 17–39

Specifications

Brand	Truglo
Product Type	Sight Set (Front and Rear)
Technology	Tritium + Fiber Optic
Front Sight Color	Green Fiber Optic
Rear Sight Color	Yellow Fiber Optic
Material	Steel
Glock Compatibility	Gen 1, 2, 3, 4, 5 — Models 17–39
Holster Compatibility	Standard Glock holsters (no modification required)

Frequently Asked Questions

Will these sights fit my Glock?

The TRUGLO TFO Glock Sight Set fits Glock Gen 1 through Gen 5 models 17–39. Check your pistol's generation (stamped on the slide) and model number to confirm compatibility before ordering.

How do tritium fiber-optic sights work in different lighting?

Fiber-optic elements gather ambient light and glow brightly in daylight or bright conditions. At night or in low light, the tritium element (which doesn't need batteries) takes over and provides a self-luminous sight picture. Together, they give you a bright, reliable aiming reference from dawn through dark.

Will these sights work with my existing holsters?

Yes. The TRUGLO TFO sights are designed to fit standard Glock holsters without modification, so you don't need to replace your carry or duty gear.

Do these sights require batteries or charging?

No. The tritium element is self-luminous and requires no batteries, charging, or maintenance. The fiber-optic element simply gathers available light.