Tommy Docks has great do-it-yourself durable modular designs with the flexibility to expand on in the future. Tommy Docks 4 ft. x 16 ft. Straight Aluminum Frame Roll-In-Dock with Removable Cedar Decking is a complete dock package that was designed with our customers in mind. This great all-in-one kit is constructed from high-quality cedar and corrosion-resistant hardware. No cutting is required for assembling. Features: The package includes the following components. In order to gain access to the hardware, it is as simple as removing the plastic orange cap situated at the end of the brackets pipe sleeve. Each unsealed and unstained cedar board is 1 thick by 46-5/8" long by 5-1/2" wide. The width of the 4 ftx4 ft Drop-in Panel is 46 5/8". There are 8 cedar boards per 4 ftx4 ft drop-in, totaling 16 boards per 4 ftx8 ft section. Note that Tommy Docks hardware is not intended for use in brackish or salt waters. These fixed dock systems are "non-floating," and we do not recommend attaching an additional floating dock section. Each section weighs 112 lbs.