Stem caster wheels are used to move furniture and equipment that has a tubular leg. These casters come in a variety of models and are commonly used in homes, restaurants, and other industries. They are also used in hospitals and other facilities where there is limited space. Aside from reducing the need to move heavy items, stem casters are also easy to clean and replace. Resource : https://www.castercity.com/stem-casters-by-stem-type/
Will caster cause death wobble?
There are two types of stem casters: threaded and grip ring. Both types of casters are fixed to an object by a bolt. Threaded stems are sold in 1/16” increments, and are sold by length. The screw thread on top of the wheel housing allows the caster to be attached to a number of different types of equipment.
Grips ring stem casters are usually smaller, and are intended to fit into tubing. This allows them to roll easily on tile or linoleum. However, they also compress when pressed into the tubing. To remove a grip ring stem caster, you will need to loosen it with pliers.
Top plate model casters have a threaded stem above the wheel housing. These casters can be bolted or welded onto an object. If you are going to attach the caster to a fabricated steel surface, it is best to make sure that the threaded stem can withstand the weight of the caster. Also, you will need to ensure that the upper raceway is flush with the mounting surface.
If you plan on mounting the caster to a structural framing, you will need to find the right type of frame for the caster. For example, if you are planning to use the caster on a stairwell, you will need a frame that is made of a structural metal such as stainless steel.