Improved Stability: This deck support includes a green locking ring that enhances stability, providing an extra level of security for your adjustments. It is designed to strengthen your installation, keep the deck level, and minimize the risk of shifting or settling Easy to Install and Adjust: From the ground up, our deck support pedestal offers a flexible height adjustment from a minimum of 1-916 inches (40mm) to a maximum of 2-38 inches (60mm). Please measure the distance from the ground to your desired deck height before installation to ensure a proper fit. Its adaptability makes it ideal for uneven surfaces and helps achieve the perfect deck elevation Long-Lasting Safety: Crafted from premium UV-resistant polypropylene material, our adjustable deck support pedestal is designed to withstand rot and extreme temperatures. It maintains its structural integrity over time, unlike wooden supports that are prone to rot and decay. This provides reliable support with an impressive load capacity for safe and stable outdoor decks Protect your deck: Adjustable deck supports can raise the level of the joist, keeping the deck at a certain distance from the ground.