Accesory used to tighten cables in shade houses or greenhouses.
Benefits:
It allows to leave the cable tensioned, it does not require adjustment, it is only stretched with a key the cable is placed at the end of the cable to be retanied depending on the measurement.
Differentiation:
The installation does not required a cable holder, only the piece has to be the same size as the steel cable so that it matches an can be adjusted.