The HD aluminium extension is designed for high loads - from wave riding in strong winds to full power slalom. It's stiff, durable and equipped with an intelligent furling arrangement for fast, smooth trimming. When conditions get tough, this is the extension that stands up.
With its 3-wheel system, reinforced polyamide base and one-handed adjustment system, it is smooth-running, robust and ready for reliable performance in every session. You can choose between RDM and SDM.