Specification Brand : IOFIT BulletPoint1 : Flange coupling is heat and electroplated process make it sturdiness and insulation. BulletPoint2 : Flange coupling rigid flange disc shaft couplings optical axis easy for installment and replacement. BulletPoint3 : A special coupler, which can fix one shaft to a plane and install other parts on the shaft easily. This seat could make your shaft more stable. BulletPoint4 : Type: Flange Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc. BulletPoint5 : Good Workmanship: Exquisite workmanship, beautiful appearance, small size, providing you great using experience. Color : One Color DriveSystem : External Hex ExteriorFinish : Brushed ExternallyAssignedProductIdentifier : 9451594978229 ExternallyAssignedProductIdentifier1 : 740809631745 ExternallyAssignedProductIdentifier2 : 0740809631745 FinishType : Polished GradeRating : industrial IncludedComponents : inc ItemName : IOFIT Flange Coupling High-Strength Aluminum Alloy Omni Wheel Diameter 5 6 8 10mm 12 14 15 16 18 Mm Keyway Coupling (Size : 18mm Keyway) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : set-screw-couplings Manufacturer : IOFIT Material : Aluminum MetalType : Aluminum MetalType1 : Iron MetalType2 : Brass ModelName : XIQUEOK ModelNumber : IOFIT NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : IOFIT PowerSourceType : PowerSource ProductDescription : Material: aluminum alloy Surface treatment: anodic oxidation Note: There are 3 through holes with a diameter of 5mm distributed on a circle with a diameter of 47.5mm, which can be used to install common 100~152mm wheat wheels and universal wheels on the market. Three through holes with a diameter of 5mm are distributed above the circle with a diameter of 45mm, which is compatible with a wheat wheel with a diameter of 152mm. ProductSiteLaunchDate : 2023-12-25T09:05:04.318Z Size : 18mm keyway SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 31161700 WarrantyDescription : No Warranty