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When the sun goes down or you're working in a dim room, standard black iron sights basically disappear. The Trijicon Bright & Tough Night Sights fix that with glowing tritium lamps in the front and rear dots, giving you a clear three-dot picture without flipping a switch or worrying about a dead battery. It's a set-it-and-forget-it upgrade that Trijicon claims can improve night-fire accuracy by up to five times over conventional sights, all while letting you shoot with the same speed as instinctive point shooting.
The name isn't just marketing. Each tritium lamp is capped with a polished sapphire jewel that spreads the light evenly and shields the glass from solvents and punctures. Those lamps sit inside aluminum cylinders and rest on silicone rubber cushions, so the whole assembly is protected from the pounding a large-frame pistol dishes out. The body is machined metal, not plastic, which is a big reason these hold up round after round.
This GL04 set is built for the big-bore Glocks. It fits models 20, 21, 29, 30, 36, 40, and 41, including the S and SF variants. Both the front and rear dots use green tritium with white outline rings, which most folks find the fastest color to pick up in a hurry. If your everyday carry or nightstand gun is one of those 10mm or .45 frames, this is the set that drops right in.
The green tritium is warranted for 12 years from the date of manufacture, so you're looking at more than a decade of reliable glow before the lamps noticeably dim. Trijicon recommends professional installation, and it's worth it since seating and staking these correctly keeps your zero true. Once they're on, there's really no maintenance beyond wiping them down. For anyone who runs a large-frame Glock for defense, duty, or the trail, these are about as proven as night sights get.
The GL04 set is made for large-frame Glocks, covering models 20, 21, 29, 30, 36, 40, and 41, including the S and SF variants. If you run a 10mm or .45 caliber Glock in that lineup, these will fit. Double-check your exact model against that list before ordering to be safe.
No. They use tritium gas-filled lamps that glow on their own, so there's nothing to charge or switch on. That means your sights are always ready in low light, and there's no battery to die at the worst possible moment.
Trijicon warrants the green tritium lamps for 12 years from the date of manufacture. You'll typically get well over a decade of dependable glow before the lamps dim enough to notice. Green is also the brightest and easiest tritium color for most eyes to pick up quickly.
Trijicon recommends professional installation, and it's the smart move. A sight pusher or press and proper staking keep everything seated correctly and your zero intact. A good gunsmith can knock this out quickly if you'd rather not risk the front sight screw or a scratched slide.
| UPC | 719307200289 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | GL04 |
| Color | Green, Green |
| Elevation Adjustment | No |
| Length | 7.1 |
| Model | |
| Package Height | 0.7 |
| Package Width | 5.1 |
| Product Type | Accessory-Lasers and Sights |
| Shipping Weight | 0.1 |
| Sights | Green Front & Green Rear |
| Style | 3-Dot |
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