... BRIDGE PRECISION MACHINERY CO.,LTD Jaw coupling(JM-1 Locating screw type),flexible coupling 1.aluminum,TPU.2.With German import TPU ... a express delivery. This kind of coupling has different style, the maximum overall are 25,30,40,55,65,80,95 ... of coupling according to your drawings and technical requirement. All the raw material that we use is of superior quality. If ...