Features: Dimension:3.5" by 3.5",adjustable lift height ranges from 25mm to 90mm. The stable table lift used for regulating the height position of the object as a support apparatus,both for physical, chemicals, biological experiments and other daily use. This laboratory jacks stand is essential part of a busy lab. this jacks stand will remain clean and look professional. You can adjust the height of stands by hand according your need. The product is suitable for all types of Levels, floor measure tool, or other lab equipment. Specifications: Component:ABS,Semi ABS,Aluminium Size:Approx.90x90x25mm/3.54x3.54x0.98in Adjustable height: 25-90mm/0.98-3.54in Package Includes: 1Piece Lab Jacks Stand note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.