Gone are the days of manually winding the jockey wheel to raise or lower the caravan or trailer. The Black Jack™ Trailer Jack is the simplest, quietest and most advanced electric jack on the market today. 1600 kg lifting capacity, more than enough muscle Safety Auto Stop Robust 58 mm outer post built for the toughest conditions (normal jockey wheels are only 48mm) Massive 560 mm stroke that will lift the caravan clear of the tow vehicle hitch in any conditions Built in level indicator to easily adjust the caravan level after you unhitch Removable foot pad extension for travelling Tough powder coated finish Pre-wired to an Andersen plug – length of cable is 1.4m Emergency crank handle included as an emergency back up Built in night light for operating after hours 12 volt 28 amp DC power plugs directly to 12 volt battery Free installation kit included, easy DIY Installation (with BJTJ-MASTER–1001) Free all-weather cover to keep the rain out Total weight including Black Jack Clamp 17 kg How to Choose which Black Jack is right for me? The new generation of Black Jack Trailer Jacks consists of three different models, each with their own benefits. The following guide will describe the differences between each model and aid you in deciding which will be the best fit for you.