Specification Brand : Ruland BulletPoint : Made in United States BulletPoint1 : 1. Made of aluminum alloy, lightweight, anti-oxidation, CNC cutting, outstanding appearance, high-precision workmanship, and long service life. BulletPoint2 : 2. Provides torque transmission and alignment, efficient coupling design. BulletPoint3 : 3. Widely used: used to transmit motion, widely used in small CNC machine tools, 3D printer Z-axis couplings, etc. BulletPoint4 : FUNCTION: Flange Shaft Coupling can fix one shaft to a plane and install other parts on the shaft easily. Double connection points fasten the coupler tightly.the machine is not easy to separate during operation. BulletPoint5 : NOTE: Please confirm the size of your stepper motor shaft before purchasing Color : Silver DriveSystem : External Hex ExteriorFinish : Black Oxide ExternallyAssignedProductIdentifier : 8505433565055 ExternallyAssignedProductIdentifier1 : 0634529012499 ExternallyAssignedProductIdentifier2 : 634529012499 FinishType : Silver GpsrSafetyAttestation : 1 GradeRating : Industrial ItemName : Shaft Collar, Clamp, 1Pc, 4mm, 303 SS ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : clamp-on-shaft-collars Manufacturer : RULAND MANUFACTURING Material : Stainless Steel Material1 : Aluminum Material2 : Iron MeasurementSystem1 : Metric MeasurementSystem2 : Inch MetalType : Aluminum ModelNumber : KUAOXK NumberOfItems : 1 NumberOfPieces : 1 PartNumber : MCL-17-A ProductDescription : Shaft Collar, System of Measurement Metric, Bore Type Round, Bore Diameter 4 mm, Bore Thread Size Not Applicable, Collar Outside Diameter 16 mm, Inside Height to Flat Not Applicable, Clearance Diameter 20.8 mm, Collar Width 9 mm, Collar Material Stainless Steel, Keyway Width Not Applicable, Collar Material Grade 303, Keyway Depth Not Applicable, Thread Direction Not Applicable, Center to Lever Top Not Applicable, Collar Construction 1-Piece, Screw Material Stainless Steel ProductSiteLaunchDate : 2020-08-22T05:56:04.645Z Size : 10mm to 14mm SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 24101600