Oxygen cylinder holder: The thickened oxygen cylinder holder pull rod is made of stainless steel, and the chassis is iron, which is sturdy and not easy to scratch Removable gas cylinder rack: The oxygen storage rack has handles and wheels for easy storage and transportation. You can easily move it to anywhere you want Silent gas cylinder cart: The wheels are made of rubber and will not make noise when pushing the oxygen cylinder holder Steel ring protection: The oxygen cylinder holder is equipped with a steel fixing ring. It holds the oxygen cylinder tightly in place to prevent it from tipping over and sliding out Widely used: The oxygen cylinder holder is suitable for home/hospital/laboratory/factory/school. It is a good choice for storing various gas cylinders