Suitable for all types of construction environments, fine-tuning in direction and level, convenient and fast. Height Adjustable: The height can be adjusted with the knob. Material: Made of aluminum alloy, with high hardness, anti-rust, corrosion resistance, reliable material, and durability. Usage: Small equipment suitable for physical and biological experiments. Durable and Stable: Very stable structure, corrosion resistance, and long service life. Name: Circular Lifting Platform Bracket Size: 9x12.5x10cm/3.5x4.9x3.9in. Weight: 285g Adjustable Height Size: 4.5-11CM Usage: Suitable for construction environments, fine-tuning of direction, fine-tuning of level, and height adjustment. Color: As shown Material: Aluminum Alloy + Plastic Package Contents: 1 x Lifting Platform Support Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.