Rigid Coupling (Coupler)
Model: 3-6, 3-8, 4-6, 4-8, 5-5, 5-6, 5-7, 5-6, 7-8,8-8
Please leave a message you need the model, if there is no message, we will send the default 5-8 model coupling
Model 3-6 means 3mm to 6mm. One end of the coupling is connected to a 3mm shaft and the other end is connected to a 6mm shaft.