Leica Rusan Sight Adapter ARM52-30 Black

Leica Rusan Sight Adapter ARM52-30 Black. It's a throw-lever tensioning sleeve that threads onto the eyepiece end of the Calonox and slides over the objective lens housing. Specifications for Leica Rusan Sight Adapter ARM52-30: Manufacturer: Leica Color: Black Condition: New Package Contents: Leica Rusan Sight Adapter ARM52-30 Leica 59047: Rusan Sight Adapter ARM52-30 Black