XS Sights 24/7 Big Dot Tritium Express Sight Set for Sig & Springfield

The XS Sight Systems 24/7 Big Dot Tritium Express Set is designed for Sig P225, P226, P228, P229, Springfield XD/XDM/XDS and HS 2000 Pistols. XS Express Sights are made for fast sight acquisition in all light conditions. Sights feature a low profile, snag free design and are easily installed. Includes a Tritium green dot front and a white vertical line rear sight. Tritium inserts are surrounded by a thin white line for enhanced use in daylight, Big Dot versions have a larger white outline on the front sight surrounding the tritium insert.