20Pack Adjustable Deck Support Pedestal, Floor Slate Support Floor Lift Deck Support Floor Raising for Floating Deck Platform Deck Floor Height Adjustment Raising from 2-3/8" to 5-1/2" Black

Additional Details from the Manufacturer

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More features

• 【New Upgrade】Compared to traditional concrete-based wood or iron deck support pedestals, our deck support pedestals are made of polypropylene composite for strength, weigh only 1.76 lbs., and are resistant to UV light, weather, seawater, and most chemicals. Withstands temperatures ranging from -22 °F to +230°F (-30°C to +110°C)
• 【Height Adjustable】Our adjustable deck support legs have a height adjustment range of 2-3/8" (60mm) to 5-1/2" (140mm) and help you level the ground quickly by adjusting the threads to adjust the height.
• 【Height Adjustable】Our adjustable deck support legs have a height adjustment range of 2-3/8" (60mm) to 5-1/2" (140mm) and help you level the ground quickly by adjusting the threads to adjust the height.
• 【Easy To Install】The base support surface is wide enough to accommodate support beams up to 3"(75 mm) thick, making it suitable for all common heights and types of beams. Comes with 1 screw holes for fixing the crossbar. For most projects, we recommend a center spacing of 16" to 24" (400 mm to 600 mm).
• 【Wide Usage】Used in the construction of wooden floor open-air balconies, outdoor anti-corrosion and moisture-proof isolation surfaces, engineering grid structures, greenhouse floors, and pipe laying