Features: - Durable and practical. - Adjustable,very convenient to use. - Made of high quality stainless steel,corrosion resistance and lift very stability. - Suitable for adjusting height of instrument for physical, chemical, biological experiments. - Lab-Lifts provide stable height adjustment for various items in the lab as flasks,baths and small equipment. Top decks are constructed of stainless steel. - Oversized sure-grip adjustment knobs provide smooth and accurate height adjustment. - Lab-Lifts accept optional support rob kit which mounts to the upper deck.