Imagine: the housekeeping staff at a hotel has to spruce up an entire hallway in one morning. Without the appropriate transport aids, this would certainly be impossible.
Conclusion: Transport aids are needed in various areas of hotels: for luggage, housekeeping, or laundry.
In hotel logistics, large diameters are sometimes used to easily cross minimal obstacles. In addition, some users employ a central directional locking system that enables switching from a swivel castor to a fixed castor.