12×9 Sport Tab System with One Box IndicationHydraulic trim tabs are known for power, precision, and durability. Get the most from your boat, no matter what the load, speed, or sea conditions. Using the helm control, you can adjust the tabs individually or in unison to create the perfect cruising attitude. Increase speed and fuel economy, smooth a rough ride, and get on plane faster.Features:Get on plane fast, and stay on plane at intermediate speedsCorrect listing and uneven loadsImprove visibility and safetyReduce pounding and eliminate porpoisingLow maintenance, long-term value, and ease of serviceExclusive transom mount interlocking tab designSport batwing option (M80\/ M120) provides 30% more lift for limited-space installationsBottom and piano hinge mounts are available for custom orderKit Includes:(2) Trim plane assemblies(2-4) Hydraulic actuators (A1101A)(1) Hydraulic power unit (V351HPU1)Hydraulic tubing and hardwareOne box indicator helm controlThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.