Description
The XS Sights Big Dot Tritium front sight fits Smith & Wesson J-Frame and Ruger SP101 revolvers with a fixed rear sight and provides a high-visibility aiming reference for close-range use. It uses a tritium-powered Glow Dot and a high-contrast outline to maintain visibility in low light and daylight conditions. The sight body is CNC-machined steel and is available in a green tritium dot with a white outline. Installation requires drilling a pin hole in the sight body for the retaining pin.
Key Specifications
The sight uses a tritium-powered insert for low-light visibility.
The Big Dot front measures 0.188 in diameter.
The overall sight height is 0.205.
The sight body is made from CNC machined steel.
The front color is green with a white outline.
Designed to fit Smith & Wesson J-Frame and Ruger SP101 revolvers with a fixed rear.
Installation requires a drilled pin hole in the sight body.
The product type is a tritium front sight.
The frame color is black.
The warranty term is 10 Year.
For shooters who prioritize fast, clear sight acquisition at short ranges, the XS Big Dot Tritium front sight delivers a clean, bright aiming reference in a compact package. Its CNC-machined steel construction and tritium visibility make it a practical upgrade for everyday carry and close-range defensive use where rapid target alignment and repeatable sight picture matter.
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