Fusion Thermal Rusan Adapter 50mm Features The Fusion Thermal Rusan Adapter 50mm delivers consistent concentric alignment between the rifle scope's objective lens and the attached clip-on device helping reduce parallax and maintain image clarity. Its precision-machined construction supports proper eye relief and optic balance without adding unnecessary bulk to the setup. Built for durability and dependable field performance this adapter is well suited for hunting tactical and professional applications where a 50mm objective interface is required. Easy installation and secure retention make the 50mm Rusan Adapter a reliable solution for Fusion Thermal clip-on configurations that require an objective interface for scopes with a 50mm bell. Fusion Thermal Rusan Adapter 50mm Specifications a fa fa Manufacturer: Fusion Thermal a fa fa Model: Rusan Adapter a fa fa Outside Diameter Fit: 50mm a fa fa Compatible Fit: Scope objective lens bells with 50mm outside diameter a fa fa Intended Use: Clip-on optic interface Rusan Adapter Fitment Chart