Specification Brand : Kenko BulletPoint1 : Allow a lens with a 58mm filter thread to mount a 46mm BulletPoint2 : Manufactured from high quality aluminum BulletPoint3 : Engraved on side for easy identification while on your lens BulletPoint4 : Allows you to use one set of filters on multiple lenses BulletPoint5 : Storage Protection: The filter comes with a robust magnetic filter case Color : Black ExternallyAssignedProductIdentifier : 9354842012143 ExternallyAssignedProductIdentifier1 : 4961607898741 ExternallyAssignedProductIdentifier2 : 04961607898741 IncludedComponents : RING ItemName : Kenko 58.0MM STEP-DOWN RING TO 46.0MM ItemPackageDimensions_Height : 1.27 centimeters ItemPackageDimensions_Length : 6.604 centimeters ItemPackageDimensions_Width : 6.604 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-filter-step-down-rings Manufacturer : Kenko Tokina USA Material : Optical Glass MaxFocalLength : 52 millimeters ModelName : Kenko STEP-DOWN RING - (lens) 58mm to 46mm (filter) ModelNumber : KSDR-5846 NumberOfItems : 1 NumberOfPieces : 1 PackageLevel : unit PartNumber : KSDR-5846 Pattern : Single PhotoFilterEffectType : Polarizer PhotoFilterEffectType1 : Polarizer PhotoFilterEffectType2 : Neutral Density PhotoFilterEffectType3 : Ultraviolet PhotoFilterSize : 37 millimeters PhotoFilterThreadSize : 37 millimeters ProductDescription : Freewell Magnetic Quick Swap System 77mm Circular Polarizer (CP) Camera Filter for camera ProductSiteLaunchDate : 2008-01-01T00:00:00-00:00 Size : CPL StreetDate : 2021-03-03T00:00:01Z Style : CPL SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 45120000 WarrantyDescription : NO WaterResistanceLevel : water_resistant