Flexible Shaft Coupling 5mmX8mm for mounts trapezoidal spindle screw t8 with stepping motor

Flexible Shaft Coupling - often used in building 3d printers. Used in the z axis. connects with the stepper motor through

trapezoidal spindle screw.  also used for small CNC machines. 

in price  :	1pcs
Length	25mm
Outer Dia	19mm
Material :	Aluminum
Weight	20g