The TowSmart Swing Down Trailer Jack is ideal for marine or other recreational applications. Allows you to raise and lower your trailer with a capacity up to 1000 lbs. Easily mounts to the trailer tongue and folds away when traveling. Securely locks into both raised and lower positions with spring loaded locking arm. Features a side winding handle with a wide grip for smooth control. Durable, 6 inch solid molded wheel allows you to move the trailer in any direction. Excellent quality, zinc plated finish is thick and durable to withstand harsh weather conditions.