Lenco 15017-101 Edge Mount 12 x 18 Electric Trim Tab Kit without Switch Trim tabs make the single most important difference in the way your boat rides and performs. They are optional on some boats but should be as standard as power trim and tilt.These edge mount trim tabs are designed for boat applications where a lower actuator mounting height is needed. Constructed form 12 gauge 304 stainless steel with turned up edges for outstanding corrosion resistance and strength in marine environments. T