ST1000 Plus Tiller PilotST1000 Plus tiller autopilot for tiller steered sailing vessels up to 6,600 lbs (3,000 kg)*Note: Always take the fully laden displacement weight of the vessel into account; this is often 20% above the designed displacement.Includes: Instruction Manual Plus Tiller Pilot 12V Socket Tiller Pin Mounting Socket Specifications: Steering Type: Tiller Box Dimensions: 5"H x 8"W x 22"L WT: 5 lbs UPC: 023193100098 Quick Guide (pdf)