Designed for boats 23' - 30' weighing up to 6500 lbs The ST 1610 Series is ideal for low profile Fiber Glass, Aluminum, and RIB design boat with transom widths less than 10 feet (trailerable boats). This heavy duty system provides an active suspension system for the boat that increases stability and smooths the ride even in rough seas. Easier planning at slower speeds, increased payload performance, improved tracking and handling are available automatically without the need for pilot interface. No switches, no electric or hydraulic connections, and no maintenance. Just get in and go!