High-quality aluminum flexible coupling designed to connect a 5mm motor shaft to an 8mm shaft or lead screw. The helical (spiral) design absorbs vibration, compensates for misalignment, and ensures smooth and stable power transmission. Ideal for CNC machines, 3D printers, and robotics projects.
Dimensions & Specifications:
Inner Bore: 5mm × 8mm
Length: 25mm
Outer Diameter: 19–20mm
Material: Aluminum alloy
Fixing: 4 set screws (M3/M4)
Weight: ~15–20g
