Specification Brand : Yadsux BulletPoint1 : Precision five-axis machining center, high-quality aviation aluminum alloy material, one-time processing completed. BulletPoint2 : The shape has been redesigned, inspired by user feedback, more practical, attractive and trendy. BulletPoint3 : Compared with the first generation of products, the thickness increased by 0.5 mm, so that the filter ring is more robust and durable, not easy to deformation. BulletPoint4 : Please confirm the size when purchasing, for example: 46mm to 72mm step up ring, 46mm refers to the lens size, 72mm refers to the filter size. It is compatible with all 46mm lenses and 72mm filters. BulletPoint5 : We offer a one-year warranty to bring more fun to your professional shooting. Color : 43mm to 37mm CompatibleDevices1 : Canon EF mount lens CompatibleDevices2 : DJI 4D 9X ExternallyAssignedProductIdentifier : 6976349241371 ExternallyAssignedProductIdentifier1 : 799975137193 ExternallyAssignedProductIdentifier2 : 0799975137193 Hazmat : auto-grounding IncludedComponents : NO ItemName : 46mm to 72mm Step Up Ring Filter Adapter,72 Size Models ItemPackageDimensions_Height : 0.32 inches ItemPackageDimensions_Length : 3.38 inches ItemPackageDimensions_Width : 3.38 inches ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-filter-step-up-rings LensDesign : Prime Manufacturer : Yadsux Material : Plastic MinFocalLength : 77 millimeters ModelName : EFtoDX ModelNumber : RJH-2 MountingType : face mount NumberOfItems : 1 PartNumber : RJH-2 PhotoFilterEffectType1 : Ultraviolet PhotoFilterEffectType2 : Polarizer PhotoFilterThreadSize : 77 millimeters ProductDescription : Our filter adapter rings allow you to fit different size filters on the same size lens, and also allow the same size filter to fit on different size lenses, saving you money and space When buying, please check lens size and filter size! Buy the right model!