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The Truglo TFO set solves a problem a lot of Glock owners run into: factory plastic sights that wash out in bright sun and disappear in the dark. This set blends two proven technologies into one. Fiber optics grab ambient light to give you a glowing green front dot in daylight, and Swiss tritium takes over when the sun goes down. The result is a sight picture you can trust in glaring afternoon light, low-light dusk, or pitch-black conditions, all without batteries or needing to charge the sights under a flashlight.
The green-front, yellow-rear color combo is the smart part of this design. The yellow rear reads a touch dimmer than the green front on purpose, which pulls your eye straight to the front sight where it belongs. Faster front-sight focus means quicker alignment and better target acquisition, and folks with aging eyes tend to notice the difference right away. The fiber is concealed inside the sight body, so it stays protected from the elements and can't be seen from downrange.
These are CNC-machined steel, not polymer, and they wear a Fortress protective finish to hold up to holster wear and daily carry. The low-profile, snag-free shape drops into standard holsters without a fight and won't hang up on the draw. Truglo backs the tritium with a long service life, and the set carries a 12-year limited warranty from the manufacturer.
This Low Set model fits a wide range of non-slimline Glocks including the 17, 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38 and 39, covering Gen 1 through Gen 5 (excludes M.O.S. models). Installation uses the factory front post and rear dovetail. A front sight tool and a dab of thread locker on the front screw make the job clean and keep everything locked in for the long haul.
This Low Set model is made for non-slimline Glocks, including the 17, 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38 and 39 across Gen 1 through Gen 5. It does not fit M.O.S. models or the slimline single-stack pistols like the 43 or 48. If you run a 20, 21, or similar large-frame Glock, you'll want the TG131GT2Y version instead.
No batteries and no charging required. The fiber optics pull in ambient light during the day, and the Swiss tritium glows on its own in low light and total darkness. It simply works around the clock without any maintenance on your part.
That's intentional. The yellow rear reads a bit less bright than the green front, which naturally draws your eye to the front sight for faster alignment. The color contrast between front and rear helps you pick up the sight picture quicker in both daylight and darkness.
You'll want a front sight installation tool to secure the front screw and a rear sight pusher or a brass punch to seat the rear in the dovetail. A drop of blue thread locker on the front sight screw is a smart move to keep it from backing out. Many owners have a gunsmith handle the install if they don't have the tools on hand.
| UPC | 788130020951 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | TG131GT1Y |
| Color | Green, Yellow |
| Model | |
| Product Type | Rear |
| Shipping Weight | 0.0875 |
| Style | 3-Dot |
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