couplings can either be rigid or flexible. Rigid couplings are for well-constrained systems where the two shafts are not likely to get out of perfect axial alignment. Rigid couplings include ...

Jaw couplings have three parts ... Outside Diameter : 25mm/ 0.98 inch; ; Package List:; 1x Flexible Shaft Coupler Wear resistant ,high hardness and excellent response.Super elastic torque can ...