ST2000 Plus Tiller PilotST2000 Plus tiller autopilot for tiller steered sailing vessels to 10,000 lbs (4,500 kg)*Note: Always take the fully laden displacement weight of the vessel into account; this is often 20% above the designed displacement.Includes:Instruction ManualPlus Tiller Pilot 12V SocketTiller Pin (sold in packages of 5)Mounting Socket (sold in packages of 5)