Stepper Motor Flexible Coupling Coupler / Shaft Couplings (5mm*8mm*25 mm, ideal for 3d Printers)

This aluminum alloy flexible shaft coupling connects a 5 mm motor shaft to an 8 mm lead screw or rod, featuring a total length of 25 mm and an outer diameter of 20 mm. Its helical beam design effectively absorbs minor misalignments and dampens vibrations, ensuring precise motion control essential for 3D printers and CNC machines. By providing a smooth torque transmission between the stepper motor and the driven axis, it helps prevent positioning errors and mechanical stress.