Specification Brand : JOYTOLIN BulletPoint1 : 【Please note】:How do I find my filter thread size? Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel, Find the size of the lens and then the size of the adapter you need,Refer to the picture and the video tutorial to buy the corresponding size. BulletPoint2 : 【High quality material】:Special aviation aluminum alloy, high strength, impact resistance, distortion and pressure resistance. Greatly reduces the main thickness and weight. The surface is subject to high mesh mechanical sandblasting, environmental protection anodizing, and the color is pure dumb black BulletPoint3 : 【Ease of Installation】:Easy to use, just screw the adapter ring onto the lens, and then screw the filter, cover, or converter onto the adapter ring BulletPoint4 : 【Wide compatibility】:The step up ring OR step donw ring is compatible with different brands of cameras, and multiple sizes can be selected to meet the installation requirements of most lenses. BulletPoint5 : 【High quality after-sales service】:We promise to provide you with a full range of worry-free service. Whether it is installation or size selection, we will provide you with professional support and protection, so that you have no worries! ExternallyAssignedProductIdentifier1 : 787353836332 ExternallyAssignedProductIdentifier2 : 0787353836332 IncludedComponents : step up rings ItemName : 49mm to 55mm Step-up Adapter Rings,Black,Step Up Ring,Step-Down Rings Filter Ring Adapter,for All Brands of DSLR Camera Lens UV ND CPL Stepping Rings Step Down Rings Filter Adapter ItemPackageDimensions_Height : 0.02 inches ItemPackageDimensions_Length : 3.86 inches ItemPackageDimensions_Width : 3.74 inches ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-filter-step-up-rings Manufacturer : JOYTOLIN-step up ring Material : Plastic Material1 : Optical Glass Material2 : Aluminum ModelNumber : 49-55 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : JOYTOLIN-step up rings PhotoFilterEffectType : Ultraviolet PhotoFilterThreadSize : 58 millimeters ProductDescription : Step-up Adapter Rings,Black,Step Up Ring,Step-Down Rings Filter Ring Adapter,for All Brands of DSLR Camera Lens UV ND CPL Stepping Rings Step Down Rings Filter Adapter ProductSiteLaunchDate : 2024-08-29T01:57:10.474Z Size : 95mm SupplierDeclaredDgHzRegulation : unknown SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 45121628 WarrantyDescription : 1year WaterResistanceLevel : not_water_resistant