Specification AgeRangeDescription : adult Brand : K&F Concept BulletPoint : With 360 degree. Back intercept 18mm. Type: Monocular. BulletPoint1 : Made of aviation grade aluminium alloy to ensure the connector ring's durability, but also lightweight to reduce overall weight. BulletPoint2 : CNC precision machining ensures the perfect fit between the ring and lens & hood, effectively preventing light leakage and improving shooting quality. BulletPoint3 : Even when used in harsh environments, the aluminium alloy material has good corrosion resistance and antioxidant performance. Easy and quick to install and remove due to screw-in design. BulletPoint4 : The solid structure of aluminium alloy provides stable support for the hood, even if it encounters bumps or vibrations during shooting, it ensures the hood is stable and does not fall off, guaranteeing shooting safety and quality. BulletPoint5 : 【Note】Can only be used with the K&F CONCEPT matte box, can not be used with any other brand of matte box. Color : One Color ExternallyAssignedProductIdentifier : 7864550986244 ExternallyAssignedProductIdentifier1 : 0192223083738 ExternallyAssignedProductIdentifier2 : 192223083738 ItemName : K&F Concept 55mm Matte Box Lens Adapter Ring Only for K&F Camera Matte Box ItemPackageDimensions_Height : 27.8 centimeters ItemPackageDimensions_Length : 1.1 centimeters ItemPackageDimensions_Width : 11 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : flash-adapter-rings Manufacturer : Shenzhen Zhuoer Photograph ModelName : Hhaoyu ModelNumber : Hhaoyu NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PartNumber : KF05.361 PhotoFilterEffectType : Ultraviolet PhotoFilterThreadSize : 67 millimeters ProductDescription : 55mm, Matte Box Adapter Ring ProductSiteLaunchDate : 2024-09-19T08:45:42.248Z Size : 55 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 45121600 WarrantyDescription : 1 Year Manufacturer WaterResistanceLevel : not_water_resistant