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The brass bead that ships on a Colt Cobra or King Cobra looks classic, but it disappears the second the light gets low or the target gets busy. This XS Standard Dot front sight fixes that. It combines a self-illuminated green tritium vial with XS's proprietary photoluminescent glow dot, giving you a high-contrast dot that pops in daylight and keeps glowing after dark with no batteries involved. The convex face is the clever part, packing more surface area to absorb ambient light and charge the glow dot brighter than a flat sight ever could.
Out on the range or in a defensive setup, the payoff is speed. The larger, brighter dot is far easier for your eye to grab, which lines your sights up quicker and more consistently shot to shot. Folks with aging eyes or fading close-up vision tend to notice the difference right away, since the big glow dot gives you something obvious to center in that shallow rear trench. The green tritium in particular has a reputation for strong low-light glow intensity, so it earns its keep on overcast days and in dim rooms.
These sights are CNC machined from solid steel bar stock in XS's own shop in Fort Worth, Texas, then finished in black oxide and fitted with the tritium in-house. It's a genuine made-in-America part from a small family-run operation that lives and breathes this stuff, and the steel construction holds up to real carry and range time.
This is a screw-retained front sight designed to fit the Colt Cobra and King Cobra in .357 Magnum. If you own the 2024 Colt Viper, note that it uses a different front sight height, so this one is not the right match. XS designed it as a DIY project and provides clear install instructions plus an install video, so a patient owner with basic hand tools can handle the swap at home without a trip to the gunsmith. It sits low enough to work with standard holster options once it's on.
It's built for the Colt Cobra and King Cobra, including the King Cobra in .357 Magnum. If you have the 2024 Colt Viper, this is not the correct part since that model needs a different front sight height. When in doubt, double-check your exact model before ordering.
No, XS designed this as a DIY install. It's a screw-retained front sight, and the company provides written instructions along with an installation video walking through the process on a Cobra or King Cobra. Most owners with basic hand tools and a bit of patience can knock it out at home.
The tritium glows on its own around the clock with no batteries and nothing to charge. On top of that, the photoluminescent glow dot soaks up ambient light and glows in low light, and the convex face helps it charge up brighter than a flat sight. You get a high-contrast dot in daylight and a self-lit one when things go dark.
The stock brass bead looks nice but tends to wash out in low light and can be tough to pick up quickly against busy backgrounds. The XS Standard Dot gives you a bigger, brighter, higher-contrast aiming point that your eye locks onto faster and more consistently. It's a popular fix for aging eyes and for anyone who carries or shoots in variable lighting.
| UPC | 647533001014 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | CM0015S4G |
| Color | Black |
| Model | |
| Product Type | Night Sight |
| Style | Tritium |
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