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The XS Sights DXT2 Big Dot is built around one simple idea: get your eyes on the front sight fast and keep them there. The oversized orange front dot measures 0.188 inches across, which XS bills as the biggest front sight on the market, and it's wrapped around a tritium vial so it stays bright whether you're in full daylight or a pitch-black room. The convex Glow Dot soaks up ambient light and keeps glowing as things get dim, bridging the gap before it's dark enough for the tritium to take over. Pair that with a shallow V-notch rear that carries its own tritium bar, and you get the classic "dot-the-i" picture that keeps your front and rear sights from ever getting confused when your heart rate is up.
This setup shines for defensive and everyday carry work. The big front dot is a genuine help for aging eyes or anyone who has trouble picking up standard three-dot sights, and it draws the eye downrange for the fastest possible sight acquisition. It's a fast-and-flash system rather than a precision target sight, but it'll still put accurate rounds where you need them at typical defensive distances. The rounded profile has no sharp edges to snag on clothing during the draw, and the rear sight includes a ledge you can hook on a belt or holster for one-handed slide manipulations.
Every DXT2 sight is CNC machined from steel bar stock in Fort Worth, Texas, so you're getting a set that shrugs off drops, holster wear, and years of hard carry instead of the plastic factory units. The orange front is designed to give you the best high-contrast pop in bright daylight while still glowing in low light.
This particular set is cut for the big-slide Glock family, covering the Glock 20, 21, 29, 30, 30S, 37, 40, and 41, including MOS versions. Installation is straightforward at home with the included tools, or hand it to your local gunsmith if you'd rather not fuss with a sight pusher.
This orange front set is cut for the large-frame Glocks, including the Glock 20, 21, 29, 30, 30S, 37, 40, and 41, with MOS versions covered as well. Always confirm your exact model and generation before ordering since XS makes different fitments for the smaller-frame guns. If you're unsure, XS technical support or your local shop can point you to the right part number.
It comes down to how your eyes work and where you'll use the gun. XS found the orange front gives the sharpest high-contrast pop in daylight, while the yellow version tends to glow a bit brighter in low light. Both use the same tritium core for true night visibility, so either one will serve you well for carry.
Yes, most folks handle it at home. The set ships with a front sight tool and red threadlocker, and you'll want a punch or sight pusher for the rear dovetail. If you'd rather not risk marring your slide, any gunsmith can knock it out quickly, and some shops install them free with purchase.
The DXT2 Big Dot is built for speed and a fast flash sight picture rather than bullseye precision, but it'll keep rounds on target at real-world defensive distances of 7 to 10 yards. It really earns its keep for close-range EDC and anyone whose eyes struggle with standard sights. If you want tighter precision at distance, a standard-dot set or a red dot may suit you better.
| UPC | 647533046169 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | GL-0010S-5N |
| Color | Green with Orange Outline |
| Length | 8.1000 |
| Model | |
| Product Type | Sight |
| Shipping Weight | 0.12 |
| Style | Night Sight Set |
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