Specification Amount : 35.29 Binding : Electronics Brand : Fydun CurrencyCode : USD Label : Fydun Manufacturer : Fydun Model : Fydunmfqhidnk31 PackageDimensions : L:3.14960629600 X W:3.14960629600 X H:1.57480314800 PartNumber : Fydunmfqhidnk31 ProductGroup : Photography ProductTypeName : CAMERA_OTHER_ACCESSORIES Publisher : Fydun SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41U8ogXT0uL._SL75_.jpg SmallImage_Width : 75 Studio : Fydun Title : M42 R Manual Focus Lens Mount Adapter Ring for M42 Mount Lens to for RF Mount Camera Body Lens Converter Ring