Material: The universal connection nut is made of alloy steel material, which is strong and durable.
CNC mechanical design: 4mm motor coupler has a special design, perfect workmanship, precise size, convenient and quick installation and disassembly.
360-degree rotatable universal joint: This 4x4 mm joint can change the transmission direction at any point, which is very flexible and easy to use.
Application: 4 mm rotation coupling is perfect for remote control model cars and remote control model boats, as well as perfect motor shaft assembly accessories.
Material: alloy steel
colour: Silver
Package Contents:
8 x Cardan Coupling Connector
16 x screws
4 x Wrench
Part Number: XHK-0343