Powerwinch Trailer Winch 912. 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 50percent. Remote power-in/freewheel-out operation 60 amp standard wiring harness Pulley block for double line applications One year limited warranty Model 912 suggested max boat length Max. boat weight of 11500 lbs 4000 lb vertical lift capacity (single line) or double pull/line capacity 7500 lbs. (Not to be considered or used as a hoist) Specifications for Powerwinch 912 Trailer Winch: Manufacturer: Powerwinch Color: Black Features of Powerwinch 912 Trailer Winch Pull Strength (lbs): 4000 Manual/Electric: Electric Gear Ratio: 450:1 Package Contents: Powerwinch 912 Trailer Winch Powerwinch P77912: Trailer Winch 912