Check the listing for details. Single Hydraulic Trailer Jack Add On Kit with Selector Valve | Power Jack. Condition: New. Listed at 1030.00 USD. *Free Shipping in the Lower 48 States, Remote Locations may Require Additional Fee* Lift your heavy duty trailer at the push of a button with the Single Hydraulic Trailer Jack Add On Kit . If you need to build a trailer or replace existing jacks, these jacks are perfect for most applications. Whether you are using these jacks for livestock, horse, car, cargo, dump or even flatbed gooseneck trailers, adding these hydraulic jacks is an easy set up and easy to use. Single Hydraulic Trailer Jack Add On Kit Includes:(1) 12,000 lb Trailer Jack with 2″x 20″ Hydraulic Cylinder(2) 48″ Hydraulic Hose w/2 Straight #6 JIC Fittings(2) 12″ Hose Str X Str(8) Straight Adapter Fittings – #6 SAE male X #6 JIC male(1) Jack Cover(1) Selector Valve w/ Aluminum knobMaximum Hydraulic Flow Rate is 2 GPMMaximum Distance between ground and bottom of trailer frame is 8″Must Be Used With Double Acting Hydraulic Pump Please contact us if you have any questions we can assist you with. Visit My eBay Store: Johnson Trailer Parts View all of Our Power Hoist Kits For Trucks & Trailers View more great items