TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight Review

First Thoughts on the TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight

The TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight promises enhanced visibility in all lighting conditions. This is thanks to its innovative combination of tritium and fiber optic technologies. I was particularly drawn to this sight set because of its purported durability and suitability for everyday carry.

As a firearms instructor and avid shooter, reliable sights are paramount for both accuracy and safety. My aging eyes were starting to struggle with the factory Glock sights, especially in low light or bright sunlight. The TruGlo set seemed like a potential solution, offering a brighter and clearer sight picture.

Upon unboxing, the TruGlo sights felt solid and well-made. The steel construction inspired confidence, and the black nitride Fortress finish looked durable. Compared to the all-polymer factory sights, these felt like a significant upgrade. I also considered the Ameriglo Pro-Glo and the Meprolight Tru-Dot sights, but I opted for the TruGlo due to its combination of tritium and fiber optic, promising excellent visibility regardless of lighting conditions, at a price point that was attractive.

My first impression was positive, though I was slightly concerned about the potential for the fiber optic rods to be damaged during rigorous use. I was eager to install the TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight and put them through their paces at the range.

Real-World Testing: Putting TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight to the Test

First Use Experience

My first test of the TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight was at an outdoor range on a partly cloudy day. I immediately noticed the difference in brightness and clarity compared to the factory sights. The fiber optic rods gathered ample ambient light, making the front sight pop vividly against the target.

Even in the mixed lighting conditions, target acquisition was significantly faster and easier. I also ran some drills in an indoor range with dim lighting. The tritium inserts provided a consistent and reliable glow, allowing for accurate shots even in near darkness. The sights were installed on my Glock 43, which I use for concealed carry. There were no immediate issues, and the sight picture was much improved.

Extended Use & Reliability

After several months of use, including regular range trips and daily carry, the TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight has held up remarkably well. There are no signs of wear or tear on the steel housings or the fiber optic rods. I make sure to clean my Glock after each range session, and the sights are easily wiped down with a cloth and solvent.

The tritium vials continue to glow brightly, providing excellent visibility in low-light situations. I have carried my Glock 43 in various conditions, including rain, heat, and dust, and the sights have performed flawlessly. Comparing these to the original sights is night and day. The TruGlo sights significantly outperform the factory sights in every scenario.

Breaking Down the Features of TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight

Specifications

The TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight is constructed from steel with a black nitride Fortress finish. This finish offers excellent corrosion resistance and durability. The sights feature both tritium vials and fiber optic rods for enhanced visibility in all lighting conditions.

The square notch rear sight and the front sight are designed to provide a clear and precise sight picture. The low-profile design ensures that the sights do not snag on clothing during concealed carry. These specifications are important because they contribute to the sight’s durability, visibility, and overall usability.

Performance & Functionality

The TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight excels in its primary function: providing a clear and bright sight picture in all lighting conditions. Accuracy has improved noticeably since switching to these sights, especially during rapid target acquisition drills. The tritium inserts provide a consistent glow in low light, while the fiber optic rods gather ambient light for maximum brightness during the day.

One minor weakness is that the fiber optic rods can appear slightly washed out in extremely bright sunlight. However, this is a minor issue that is easily compensated for. Overall, the sights meet and exceed my expectations, providing a significant upgrade over the factory Glock sights.

Design & Ergonomics

The build quality of the TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight is excellent. The steel construction feels solid and durable, and the black nitride finish is both attractive and functional. The weight is negligible and doesn’t affect the balance of the Glock 43.

The square notch rear sight and the front sight provide a clear and easy-to-acquire sight picture. There is no learning curve, the sights are very user-friendly, and easy to adjust.

Durability & Maintenance

Based on my experience, the TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight is built to last. The steel construction and durable finish ensure that the sights can withstand the rigors of daily carry and frequent use. The tritium vials have an expected lifespan of 12 years.

Maintenance is simple, requiring only occasional cleaning with a cloth and solvent. So far, the sights have required no repair.

Accessories and Customization Options

The TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight does not come with any additional accessories. However, there are no real customization options for these sights beyond the standard front and rear sight. The sights are compatible with most standard Glock holsters designed for the Glock 42 and 43, 43X and 48 (excluding MOS models).

Pros and Cons of TruGlo TFO Square Low Set for Glock 42, 43 Tritium/Fiber Optic Handgun Sight