Name: 5Pcs 3D Printer Aluminum Alloy Coupling Flexible Shaft Coupler For stepper motor.
Condition: 100% Brand New And High quality.
Shaft Size:5x5mm / 5x8mm.
Out Diameter: 14mm(All the same).
Length/Height: 25mm(All the same).
Upper Inner Diameter: 5mm.
Lower Inner Diameter: 5mm/8mm.
Color: Royal blue
Material: Aluminium
Compatible: Connect to servo servo motor, stepper motor,encoder, screw driving, machine platform, etc.
Package included: 5Pcs Flexible Aluminum Couplings.