12v Electric Trailer WinchThe 912 and 712 Trailer Winches are well established with solid, reliable reputations. They feature smooth power-in/free-wheel out action. You can use a pulley or block at the bow eye to double your pulling power You can get more strength out of your trailer winch, but it slows retrieval speed 50%.Remote power-in/freewheel-out operation60 amp standard wiring harnessPulley block for double line applicationsOne year limited warranty Model 912suggested max boat lengthMax. boat weight of 11,500 lbs4000 lb vertical lift capacity (single line) or double pull/line capacity 7500 lbs. (Not to be considered or used as a hoist)SpecificationsMax. Boat Weight: 11500 Line Speed: 8 FPM Vertical Lift Capacity: 4000 lbs Remote Control: No Light: No Double Line Capacity: 7500 lbs Gear Ratio: 450:1 Power Source: 12V Circuit Breaker: 60 amp Unit Weight: 35 lbs Depth: 10" Width; 10" Height: 8" Cable Length and Diameter: 40' x 7/32"