Standard Roll-in Dock provides easy installation and removal, including on smooth and gradually sloping bottoms. Builds one 4' x 6' wood frame roll-in dock section. Powder coated brackets tie 2" x 6" wood frames together for a strong dock. Combine multiple sections for unlimited configurations.Wood top not included. Lumber, screws and pipe approved for outdoor use are purchased separately.Includes:Standard Dock Kit (1)Dock Axle Kit (2)Dock Wheels (1)Pipe Safety Caps