Features 100% brand new and high quality. Made of stainless steel, this platform is rustproof, anti-corrosion and durable. The platform can provides a quite steady lifting performance, very practical. It is convenient to use, the height is adjustable by handwheel. Widely used for height adjustment of instrument or objects in physics, chemistry and biology experiment. Description: Features: 100% brand new and high quality. Made of stainless steel, this platform is rustproof, anti-corrosion and durable. The platform can provides a quite steady lifting performance, very practical. It is convenient to use, the height is adjustable by handwheel. Widely used for height adjustment of instrument or objects in physics, chemistry and biology experiment. Specification: Material: Stainless steel Platform size: 100*100mm / 3.9*3.9in Maximum height: 158mm/6.2in Minimum height: 45mm/1.8in Package weight: Approx. 540g/19oz Package list: 1 * Lifting Platform Package List