Lewmar double block synchro max10 black t/50

Each component is perfectly synchronised with the movement of the rope, providing you with an easier, smoother transfer of power from deck to sail and less wear on your rope.
Stainless steel strap for improved strength and longer service life.
Stiff glass fibre reinforced cheeks to prevent lines from wedging.
Innovative design with tool-free sliding swivel locking mechanism.