MATERIAL: Made of high-quality zinc alloy strong and durable high strength not easy to rust.
PACKING QUANTITY: 2 Sets black flexible pivot Joint.
SUITABLE FOR: 4040 series European standard aluminum profile connection with a range of 180 degrees rotation. The connectors are widely used to build routers 3D printers robotics projects and more.
NOTE: Before placing an order please confirm whether the aluminum profile size is appropriate.