Rc Parts Motor Transmission Connector Coupling Coupler Reducer Brass Flexible Connector Motor Shaft

Label:Yes Size:3.17mm-5mm/3.17mm-6mm/4mm-4mm/4mm-5mm/4mm-6mm/5mm-5mm/5mm-6mm/6mm-6mm Brand new with high quality Specification: Coupling length 20MM, diameter 9MM (with inner hole containing 6MM, improved outer diameter increased to 10MM) Color: Bronze Quantity:1pc Material:Brass Features: The coupling does not come with machine screws and wrenches. If you need them, please purchase them yourself! For example, 3.17MM-5MM refers to an inner diameter of 3.17 MM at one end and 5MM at the other end (For example, many people say that I want 5mm to 3mm and not 3mm to 5mm, which is actually the same.) Length: 20mm Diameter: 9mm, tolerance+0.02 to 0.05mm Screw aperture: M3, adapter aperture: various specifications Package Include: 1pc Brass Flexible Motor Shaft Coupling Coupler Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!