Complete Bennett Super trim tab with 2 sets of trim tabs, hydraulic pump, hydraulic hoses, rocker switch, cables, mounting brackets, hydraulic cylinders, etc. Tri-planes made of stainless steel. Suitable for full scheduling up to 24 feet and semi-planing up to 20 feet. Trimplanet measures 12 "X 12". The boat length is only a guide. Hydraulic oil is purchased separately - item number 41.0220.