The XS Sights Big Dot Tritium front sight provides a high-visibility aiming reference for compatible compact revolvers, intended to aid target acquisition in varied lighting conditions. The front tritium element is complemented by a brightly colored surround for daytime contrast and a self-luminous core for low-light visibility. Constructed from CNC machined steel, this sight is designed for durability and a consistent sight picture on small-frame revolvers. It is marketed for S&W J Frame and Ruger SP101 models with fixed rear sights.
Key Specifications
- The sight is powered by tritium for low-light illumination.
- The Big Dot front measures 0.188″ for enhanced visibility.
- The Standard Dot front measures 0.140″ as an alternate front option mentioned by the manufacturer.
- The front features a high-contrast colored surround in orange for daytime visibility.
- The glow dot is designed to absorb ambient light and glow in low-light conditions.
- The component is made from CNC machined steel for durability.
- The product is listed with a weight of 0.115 (value provided by source).
- Compatible with S&W J Frame & Ruger SP101 (fixed rear) revolvers as specified by the manufacturer.
- The sight carries a 10 Year Warranty from the manufacturer.
- Included is a 30 Day Satisfaction Guarantee per the product description.
This XS Sights Big Dot Tritium front sight is a practical upgrade for compact revolver owners who prioritize a clear, repeatable sight picture across lighting conditions. Its bright orange surround and tritium core work together to make front-end alignment straightforward, while the CNC machined steel construction helps ensure a long service life. Whether you use it for everyday carry or general-purpose shooting, this sight offers a straightforward, durable option to improve front sight visibility without altering the firearm’s rear sight configuration.








