Specification Brand : SUNGOOYUE BulletPoint1 : [ Parameters] The flexible coupling connectors feature a 5mm inner diameter and 12mm hex diameter, ensuring a fit and preventing loosening during . BulletPoint2 : [Wide Applications] These flexible shaft couplers are versatile, suitable for connecting motor shafts, hex wheel tires, dc motors, robots, and more, catering to various needs. BulletPoint3 : [Easy Installation] With set screws and wrench tools included, the flexible hex shaft coupling is simple to install and disassemble, making maintenance hassle . BulletPoint4 : [Premium Materials] The hex shaft coupling is crafted from brass, ensuring rust and resistance, wear resistance, and long lasting durability. BulletPoint5 : [Stable and Reliable] The brass flexible coupler joints are meticulously crafted, enhancing stability and durability, serving as practical replacement parts for your shafts. Color : Onecolor ExternallyAssignedProductIdentifier : 9175245021460 ItemName : Brass Hex Shaft Coupling Flexible Joints RC Motor Car Tires Shaft Connection ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : multi-flex-couplings Manufacturer : SUNGOOYUE ModelNumber : SUNGOOYUE18u90termw NumberOfItems : 1 NumberOfPieces : 1 PartNumber : SUNGOOYUE18u90termw ProductDescription : [ Parameters] The flexible coupling connectors feature a 5mm inner diameter and 12mm hex diameter, ensuring a fit and preventing loosening during . [Wide Applications] These flexible shaft couplers are versatile, suitable for connecting motor shafts, hex wheel tires, dc motors, robots, and more, catering to various needs. [Easy Installation] With set screws and wrench tools included, the flexible hex shaft coupling is simple to install and disassemble, making maintenance hassle . [Premium Materials] The hex shaft coupling is crafted from brass, ensuring rust and resistance, wear resistance, and long lasting durability. [Stable and Reliable] The brass flexible coupler joints are meticulously crafted, enhancing stability and durability, serving as practical replacement parts for your shafts.