Bison Level.Up Adjustable Deck Pedestal Joist Support System provides a new way to build ground level and low profile decks. Innovative adjustable pedestals replace concrete footers and posts, saving time and labor. Adjustable deck pedestals attach to wood joists to build plank decks. Use as a deck foundation to support joists with wood or composite deck boards. Install over compact soil or existing concrete or pavers. No demolition required. Deck pedestals easily adjust by hand twisting to raise or lower the height needed for a level surface. Each pedestal holds up to 750 lbs. Maximum size depends on the materials chosen. Use one or more kits to customize your deck design and size. Made of heavy duty engineered polymer that is weather and freeze resistant for lasting durability. Backed by a 10 Year Pedestal System Warranty. Deck pedestal kit also works as a foundation for sheds. See accessories guide for additional products to customize to a specific use situation.