Ideal for boats with a swim platform and/or ladder. They can be fitted to transoms that have a limited mounting area. Blades are 12 gauge, 304 SS with front of blade folded to provide a smooth trailing edge and 1/8" diameter hinge pin. Fast response electric actuators for precise control. All units have Plug and Play connections and are fully submersible.Kit includes: (2) 12-gauge stainless steel blades w/Electro-Polish finish(2) actuators with 6' (1.8 m) lead and Deutsch connectors(2) 30133-103 20' actuator extension wiring harnesses(2) 15085-001 upper mounting brackets with gland sealLower mounting bracketsStainless steel mounting hardwareLower mounting bracketsStainless steel mounting hardware