Advanced Corrosion Protection: Riptide's premium-grade alloys are fortified by a multi-step cleaning process, tough-as-nails armor plating & a durable, saltwater-resistant powder coat paint. With layers of protection, the elements are truly protected. Fully Encapsulated Electronics: Marine-grade urethane fully encapsulates Riptide control boards to protect the electronic circuitry. All electrical connections are sealed with waterproof heat-shrink tubing to keep saltwater out. Indestructible Composite Shaft: Pound for pound, our composite shaft is stronger than steel.