Specification Brand : Befenybay BulletPoint1 : 【 Material】 Flange shaft coupling is made of aluminum alloy BulletPoint2 : 【Widely Used】Flange shaft coupling is produced based on International Flange Standard, widely used for shaft connection BulletPoint3 : 【Dimensions】Inner Diameter: 5mm. Cylinder Outer Diameter: 15mm. Cylinder Height: 12mm. Base Diameter: 28mm. Base Height: 3mm BulletPoint4 : 【Package Include】2pcs 5mm flange shaft coupling, 1pcs M4 Hex Wrench, 8pcs fastening screws BulletPoint5 : 【Function】 A special coupler, which can fix one shaft to a plane and install other parts on the shaft easily ExternallyAssignedProductIdentifier1 : 883521890745 ExternallyAssignedProductIdentifier2 : 0883521890745 ItemName : Befenybay 2 Pcs 5mm Aluminum Alloy Rigid Flange Shaft Coupling with Screws for Motor(5mm) ItemPackageDimensions_Height : 8.89 centimeters ItemPackageDimensions_Length : 1.27 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemTypeKeyword : set-screw-couplings Manufacturer : Befenybay Material : Aluminum ModelNumber : BE035-3-fba NumberOfItems : 2 PartNumber : BE035-3-fba ProductDescription : Material:Flange shaft coupling, made of aluminum alloy Function: A special coupler, which can fix one shaft to a plane and install other parts on the shaft easily Use: Suitable for shaft connection, Cylinder Size (IDxODxH): 5x15x12mm Base Size: (DxH): 28x3mm Fastening Screw Hole: M4 Base Mounting Screw Hole: M3 Base Hole Pitch: 21mm Package: 2pcs 5mm Flange Shaft Coupling 1pcs M4 Hex Wrench 8pcs Fastening Screws