Specification Brand : Maven BulletPoint : Magnetic Step-Up Ring BulletPoint1 : Works only with K&F Concept MAGNETIC FILTER system will not make any THREADED filter magnetic. BulletPoint2 : Only required if you need additional each magnetic filter system comes with an empty base ring. BulletPoint3 : 2.16mm ultra slim ring reduces the vignetting on wide-angle lens utmost. BulletPoint4 : 【4】Compatibility: Compatible with all 67mm camera lenses & 82mm accessories. BulletPoint5 : 【5】30-day quality assurance, worry-free returns and exchanges, please contact us if you have any questions, thank you Color : 67mm-82mm ExternallyAssignedProductIdentifier : 6940202351361 ExternallyAssignedProductIdentifier1 : 0766970973095 ExternallyAssignedProductIdentifier2 : 766970973095 IncludedComponents : Step-Up Ring ItemName : Maven Filters Magnetic Step-Up Ring for 67mm Lens to 82mm Filter ItemPackageDimensions_Height : 11.0998 centimeters ItemPackageDimensions_Length : 2.2098 centimeters ItemPackageDimensions_Width : 11.0998 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-filter-step-up-rings Manufacturer : Maven Filters Material : Aluminum ModelName : NLY001 ModelNumber : 58-62 NumberOfItems : 1 PartNumber : STEP-RING-MAG-67-82mm PhotoFilterEffectType : Ultraviolet PhotoFilterSize : 67 millimeters PhotoFilterThreadSize : 72 millimeters ProductDescription : Maven Magnetic Step-Up Ring will thread onto the front of your 67mm lens, allowing you to use 82mm size filters ProductSiteLaunchDate : 2023-09-19T16:13:07.172Z Size : 72mm SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 WarrantyDescription : Maven Filters Lifetime Limited Warranty WaterResistanceLevel : not_water_resistant