[Material]: Our adjustable deck support pedestal is made of high-quality material, which is sturdy and designed compatible with long-term use. It offers high resistance, combining durability and functionality to solve the problem of heavy traditional concrete deck bases. The unique material improves your installation experience. [Adjustable Height]: Our deck support pedestal features 2 height adjustment holes, allowing you to easily adjust the height from 30mm to 60mm. This feature is practical compatible with various needs, such as leveling uneven ground, raising a deck to a desired height, or creating storage space under the deck. [High Load Capacity]: 1/4 position load capacity is 2000 lbs and full position load capacity is 4600 lbs. [Easy to Install]: Our deck support pedestal is easy to install. All necessary hardware is included, allowing compatible with quick and simple installation without the need compatible with professional tools. The process is straightcompatible withward, saving time and efcompatible witht. Color: Black Material: PP Adjustment Height: 30-60mm Package Contents: 10 x Deck Support Pedestal Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement may vary by +/- 1-3 cm.