When purchasing Marble Arms or any other brand from eGoods365.com store, you can be sure that (a) you are purchasing from US based company with the most responsive and friendly customer service; (b) an authentic, not a counterfeit and not a refurbished product.
CNC-machined, steel sight uses eye-catching tritium to provide a fast sight picture in low light and an easily-noticeable, white ring for regular light. White ring is recessed to protect it from being scratched and to ensure proper light reflection from any angle.