PROPSPEEDPropspeed Small Kit - Foul-Release Coating Keep your running gear and any other underwater metals free of marine growth and protected against corrosion with Propspeed . Propspeed, the original and best performing foul-release coating in the industry, has been tried and tested around the world for over 21 years, consistently delivering customers the same result - improved boat performance, lower fuel and operational costs, sustained value of their investment, all while keeping the vessel s running gear looking its best. With an ultra-slick topcoat, Propspeed is specially formulated to prevent marine growth from bonding to metal surfaces below the waterline. It has been proven to increase boat efficiency, reduce drag, and save on fuel and maintenance costs. It features a powerful chemical and mechanical bond between the metal substrate, the Etching Primer, and the Clear Coat ensuring that the Propspeed coating sticks to your running gear and performs season after season. Propspeed also reduces the risk of corrosion by electrically isolating the metal, as well as limiting the exchange of ions between the water and the metal. In short, if a reaction can t occur, there will be no corrosion! The Propspeed system is best used on propellers, shafts, struts, rudders, trim tabs, keel coolers, bow and stern thrusters, pod drives, sail drives, and other underwater metal. Coverage guide: 1x Propeller: 12-24" in size. Surface: The Propspeed Small Kit will coat a surface of 7.5ft2.