noun
caster; swivel wheel
Refers to a small swiveling wheel attached to the bottom of furniture, carts, or equipment for mobility. Often used in industrial, office, or medical contexts. Compare with 脚車 (きゃくしゃ), which can also mean caster but may emphasize the wheel assembly.
See also: 脚車
このオフィスチェアには静音性の高い脚輪が付いている。
This office chair is equipped with quiet casters.
脚輪が壊れたので、新しいものと交換した。
The caster broke, so I replaced it with a new one.