a) The wheel: The main component of a castor that touches the ground and is being rolled to move the whole application. There are certain variations of a wheel according to each different application.
b) The support: is the part of the castor connecting the wheel to the trolley that also offers the directional ability of the movement. It can be fixed or swivel, with or without brake in various types of fittings.
Read more about the main parts of a castor
Below we present you all the possible options concerning Castors mounting. Characters explanation:
Ws= Load capacity of the swivel castor
Wf= Load capacity of the fixed castor
WT=Maximum weight to be carried
P= Deadweight (tare) of the trolley
Read more about the Castors mounting options
To choose the right castor, it is really important for the Ergonomy of the operators as well as for the people who are in the same environment (e.g. patients in a hospital).
Read more about how to choose the right castor