Wall Mount : Oxygen storage rack can be easily mounted on the wall( with 2 fixing screws), saving floor space. You can install the bracket in advance and be ready to use at any time Adjustable Strap : Oxygen tank rack comes with a 1m (39 3/8") length shoulder strap, which can be used for cylinders of different diameters and sizes. It holds cylinder tightly in place so that it won't slip out even if cylinder is tilted Durable Oxygen Tank Holder : Thickened oxygen cylinder holder made of ABS plastic, strong and durable, not easy to scratch Convenient Safety Buckle : Oxygen cylinder stand is equipped with an upgraded safety buckle, which can be opened in one second for easy access to the cylinder Widely Used : Oxygen cylinder rack is suitable for home/ hospital/ laboratory/ factory/ school. It is ideal for storing various gas cylinders such as coal gas, oxygen, nitrogen and acetylene