Key Features Made to Last: This product is made of high-quality iron, treated with galvanizing and plastic spraying processes, which is sturdy and rustproof, and not easy to break, corrode and deform. Multi-functional Use: The product is equipped with a base, a flask clamp, and large, and small rings, making it suitable for a variety of experimental equipment, such as beakers, test tubes, flasks, etc., to provide solid support to adapt to a variety of experimental scenarios. Adjustable Design: The fixing knobs allow you to easily adjust the height and position of the rings to meet your experimental needs, ensuring the accuracy of your experiments. High Safety: The solid base and fastening fixture can ensure the stability of the equipment during the experiment. Application It is used to fix and support a variety of instruments, generally used for physics and chemistry experiments, such as filtration, heating, and other experimental operations. It is a very practical teaching equipment commonly used in schools, laboratories, and other places. Specification Material: Iron, Paper Color: Silver, Black Process: Galvanizing, Plastic Spraying Style: Modern Assembly Required: Yes Mounting Type: Tabletop Base Size: 21*13cm/8.27*5.12in Product Height: 50cm/19.69in Large Ring Diameter: 7cm/2.76in Small Ring Diameter: 5cm/1.97in Package Size: 53.5*15*3.5cm/21.06*5.91*1.38in Gross Weight: 1.45kg/3.2lbs Package Included 1* Laboratory Stand Other Accessories for Assembly