Upgrade your pistol with the Ameriglo SG-227R rear sight, designed for shooters who want fast, confident target acquisition in a wide range of lighting conditions. This specialty rear sight features a bright green tritium two-dot setup with black outlines, helping the sight picture stand out clearly while keeping focus where it belongs. The serrated, black-finished body is built for a clean, low-glare presentation, and the .25" height with a .18" square notch provides a precise, easy-to-see alignment window. Made to fit most SIG Sauer and Springfield XD models, including the Hellcat non-OSP, this rear sight is a practical upgrade for everyday carry, range use, or duty applications. The #8 configuration offers a familiar, dependable setup for shooters who value speed without giving up control. Whether you are replacing a factory sight or refining your current setup, the Ameriglo SG-227R delivers a crisp sight picture and reliable visibility when it matters most. Ameriglo Green Tritium 2-Dot w/Black Outlines .25"H .18" Sq Notch #8 Rear Sight for Most Sig/Springfield Models, Hellcat (non OSP) SG-227R