Pontoon storage blocks are strong but light weight and durable. Size per block is 17 in x 17 in x 12.5 in. When stacked they way 24 lbs total. Made from RotoCast Plastic; they can withstand the elements of Mother Nature and will not rot! The blocks are specifically designed to support pontoon boats when they are out of the water for service, storage or sales display.
The Pontoon Storage Blocks are hollow which makes them easy to stack together there for storing them takes up very little space when not in use. These are sold in sets of four.