Bennett ST9 Sport 9 x 12 Hydraulic Trim Tab Kit wEuro Rocker Trim Tab Switch Trim tabs can be a great way to increase the performance of your boat. They can be used to get your vessel on plane faster and stay on plane at moderate speeds. This improves visibility and the overall safety of your watercraft while under power. Bennett Trim tabs can increase the overall performance and control of your boat and also improve fuel efficiency. The sport tab series is built for the demands of a variety of