Specification Brand : Kenko BulletPoint1 : Allow a lens with a 72mm filter thread to mount a 82mm 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 Color : Black ExternallyAssignedProductIdentifier : 4961607801123 ExternallyAssignedProductIdentifier1 : 783979746055 ExternallyAssignedProductIdentifier2 : 4961607887295 ExternallyAssignedProductIdentifier3 : 0783979746055 ExternallyAssignedProductIdentifier4 : 04961607887295 IncludedComponents : RING ItemName : Kenko 72.0MM STEP-UP RING TO 82.0MM ItemPackageDimensions_Height : 1.778 centimeters ItemPackageDimensions_Length : 9.398 centimeters ItemPackageDimensions_Width : 9.652 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-filter-step-up-rings Manufacturer : Kenko Tokina USA ModelName : Kenko STEP-UP RING - (lens) 72mm to 82mm (filter) ModelNumber : KSUR-7282 NumberOfItems : 1 PackageLevel : unit PartNumber : KSUR-7282 PhotoFilterEffectType : Enhancing PhotoFilterThreadSize : 52 millimeters ProductSiteLaunchDate : 2008-01-01T00:00:00-00:00 Size : 21-37mm StreetDate : 2002-02-23T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable WaterResistanceLevel : not_water_resistant