Description
The front sight on a compact Taurus wheelgun is one of the smallest things you'll ever try to line up under stress, and it gets worse the darker it gets. This XS Standard Dot front sight fixes that with a bold white photoluminescent dot wrapped around a sealed tritium lamp, so you get an aiming point that stands out in daylight, charges off room light, and still glows on its own when there's nothing left to charge it. It's a passive setup with no batteries and no switches, which is exactly what you want on a defensive revolver that lives in a drawer or a holster.
What Makes This Taurus Standard Dot Sight Work
The dot itself sits on a convex face, and that curved surface soaks up more ambient light than a flat sight does, which means the glow dot charges brighter and holds it longer. During the day the white dot reads fast against a target, and in low light the tritium takes over so you're never hunting for the front sight. This dual illumination approach is a big part of why it acquires quicker than a plain black factory blade, and it's a real help for anyone whose eyes aren't what they used to be.
Built and Fitted for the Taurus 856 and 605
XS machines these from solid steel bar stock at their shop in Fort Worth, Texas, and does the tritium insertion in house. This particular sight is cut for Taurus 856 and 605 revolvers that use a factory pinned-in front sight, and it also fits the 66 Combat. It comes pre-drilled for the retention pin, so it drops into the factory slot without special gunsmithing.
Doing the Install Yourself
This is a genuine home job for most folks. You drift out the factory roll pin, pull the old sight, clean the slot, seat the XS sight, and drive the original pin back in. A 1/16-inch roll pin punch and a small hammer will get it done, and XS backs the sight with a 10-year no-questions warranty on top of a 30-day satisfaction guarantee.
Key Specifications
- Manufacturer: XS Sights
- Model: Standard Dot
- Manufacturer Part Number: TS-0003N-4
- UPC: 647533001878
- Product Type: Tritium Night Sight (Front)
- Dot Color: White Photoluminescent
- Illumination: Tritium lamp plus photoluminescent glow dot
- Dot Shape: Convex
- Material: CNC-machined steel
- Fit: Taurus 856, 605, and 66 Combat with factory pinned front sight
- Installation: Pre-drilled for retention pin, DIY drop-in
- Country of Origin: United States
- Warranty: 10-year no-questions-asked
What’s Included
- XS Standard Dot tritium white front sight
- Written installation instructions
Frequently Asked Questions
Will this XS Standard Dot sight fit my Taurus revolver?
It's made for Taurus 856 and 605 revolvers that use a factory pinned-in front sight, and it also fits the 66 Combat. As long as your gun has the standard pinned front sight, this drops into that same slot. Double-check your barrel has the pinned setup before ordering.
Can I install this front sight at home or do I need a gunsmith?
Most people can handle this one themselves. You drift out the factory roll pin, remove the old sight, seat the XS sight in the cleaned slot, and drive the original pin back in. A 1/16-inch roll pin punch and a small hammer are really all you need, and written instructions are included.
Does the tritium need batteries or charging?
No batteries at all. The tritium lamp glows on its own around the clock, while the white glow dot charges off ambient light for extra brightness in dim conditions. It's a fully passive sight, so it's always ready when you pick up the gun.
Is this a front sight only or a full set?
This is the front sight for the Taurus 856 and 605. These revolvers use a fixed rear notch machined into the frame, so the upgrade you're making is to that hard-to-see front blade where it counts most for fast, low-light aiming.






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