Lenco Electric Heavy Duty Polished Blade Trim Tab Kits are supplied with electric actuators for precise control. Fully submersible with all Plug & Play Deutsch connections. Blades are Electro-Polished 12 gauge - 304 SS with 1" turned up edges, 85 degree inside taper and 1/4" diameter hinge pin. Kits equipped with Extreme Duty actuators with 5/16" SS bolts. Kit is factory assembled with full transom back plate, mechanical strain relief cable seal, adjustable C-channel mounting brackets and 3.75" sacrificial anodes.