Automatic spring return.There is over-stroke protection to ensure frequent use.Protect for the stroke over the maximum value,this will reduce the possibility of broken of seal by incorrect operation.Hold all the function of other Tensioners.More function operation by one ...
WREN was established in 1992 as a professional manufacturer of a complete range hydraulic equipment from 70Mpa to 300Mpa operating pressures. Over the past twenty years we have worked closely with our customers from Europe, United States and around the rest of the world to ...