I have 60 of the 6ft wide x 20ft long and 80 of the 2ft wide x 20ft long, steel and trex on top of molded float boxes. Approximately 4 years old and in great shape. If you have been looking around for docks you know that used ones are impossible to find. These are previously owned by the forest service in Lake Tahoe so I assure you they were well taken care of. The big slots are $2000.00 each a...