SX 9.5 x 10 Smart Tabs 16-18&'; Boats with 60lb Actuators - 60-150HP - Gunmetal GreyThe SX series incorporates all of the fully automatic features of the popular Smart Tabs, in addition to the rust and corrosion-free benefits of molded composite materials. Assembly can be completed in seconds, and the installation in a few minutes. The only tools required are a drill with a 3/16" bit and a Phillips screwdriver. Smart Tabs SX provides unequaled performance and durability with no maintenance in fresh or saltwater. The system can be specifically tuned to maximize the performance of any powerboat, and Tracking Ribs have been added to improve handling at higher speeds.Smart Tabs are a one-of-a-kind trim and stabilizer system that automatically adjusts to the sea conditions, without the need for expensive electric or hydraulic hardware and switches. The system constantly reacts to the water conditions, boat speed, and balance, providing a remarkable improvement on any boat.Performance Benefits: Smoother and Faster Acceleration - Great for Skiing 40% less Bow Rise and 35% Lower On Plane Speed - Great for Tubing More Top Speed and No Porpoising or Chine Walking Improves Handling and Smoother Ride In Any Water Improved Fuel Economy (11% +) Assembly & Installation In Minutes: Complete assembly and mounting require only a drill, a 3/16" bit, and a Phillips screwdriver The Integral design eliminates the need for wrenches All components "lock" together with self-locking clevis pins