Two Pack Aluminum Plum Flexible Shaft Couplings, 20mm Diameter, 25mm Long, Bore 5mm to 9.525mm, Smooth Vibration Damping and Misalignment Handling for 3D Printers, Servo Motors, and CNC Machines

Two-Pack Aluminum Plum Flexible Shaft Couplings 20mm Dia
✔️ D20 x L25 bore 5-9.525mm (0.2-0.375 in), aluminum body, damping

These plum-shaped flexible shaft couplings connect motors to driven shafts, damping vibrations and handling small misalignments. Commonly used in 3D printers, CNC machines, and servo-driven setups.

✅ Total diameter 20 mm, length 25 mm, bore 5-9.525 mm (0.2-0.375 in)
✅ Aluminum alloy body with polyurethane dampers for vibration reduction
✅ High-torque capable for reliable power transfer
✅ Suitable for 3D printers, servo motors, CNC machines, and DIY encoder/spindle setups
✅ Compatible with sealed ball bearings and ceramic options where applicable

💡 What is a flexible shaft coupling used for in motion control systems? A handy solution for joining shafts with minor misalignment while damping vibration.

- Transfers torque while accommodating angular and parallel misalignment
- Dampens shock to extend bearing life
- Handy for 3D printers, CNC machines, and servo-driven projects
- Works with bore sizes from 5 to 9.525 mm