Product details:

Attaches to the trailer tongue of a boat, powersport or equipment trailer. Bolt-on swivel mounting allows the user to move, level and hitch the trailer with ease. Swivels to a horizontal position during transportation. 7-Way connector is perfect for trailers with no on-board battery. No wiring needed, plug and go. Durable plastic holder mounts to the trailer tongue to hold your 7-way connector firmly in place. LED light for easy night time hookups. Includes 6 in. solid swivel caster for easy maneuverability. the caster can be interchanged with footplate as well (footplate not included). 10 in. Travel height, lift range from 15 in. to 25 in. (measured from ground to center of mounting point).