Brand new, unopened Kenko Telescope Accessory T-Mount Adapter II for Nikon Z Mount, Anti-Reflection Black Coating, Made in Japan 499795 [Adapter for converting T-mount to various camera mounts] An adapter that allows you to attach a single-lens reflex camera or mirrorless camera to a telescope, etc. [Anti-reflection black coating] Black coating is applied to reduce unnecessary internal reflections and enhance contrast. [Adjustable mount orientation] The outer ring and inner ring are made of two parts, so you can adjust the orientation of the mount with a flat-head screwdriver. [Made in Japan for peace of mind] High-precision processing, made in Japan for peace of mind. [Product specifications] Diameter: 42mm / Pitch: 0.75 / Body material: Aluminum / Mount: Nikon Z mount *No price reduction*