Material and durability Our oxygen tank trolley/cart is made of steel with a powder coated finish that resists chips and scratches. It is waterproof and rustproof, delivering long service life. Mobility and handling The trolley features a top handrail and two bottom casters to help staff move heavy oxygen cylinders with ease, reducing burden and fatigue. Cylinder holder specifications The base is 2 mm thick steel; the top stainless steel handrail is 19 mm in diameter (0.75 in). This sturdy construction supports easy movement and secure transport of cylinders. Versatile usage Suitable for nursing homes, hospitals, end-of-life care centers, emergency rooms, wards, operating rooms, factories, clinics, beauty salons, and more. Use scenarios - Hospitals: move cylinders between wards or operating rooms - Nursing homes: relocate cylinders during patient care - Emergency rooms and clinics: quickly reposition cylinders during urgent care