CURT Sway Control KitCURT Sway Control Kit is adjustable and easy to install. It comes with a sway unit, a trailer mounted attachment ball, and bolts, a hitch mounted attachment ball, a weld on tab, a mount reinforcement plate, and attachment clips. Though a weight distribution hitch is not an ideal solution for trailer sway on its own, CURT weight distribution hitches are made to be combined with a sway control unit and many are available with sway controls included for