also: きゃすたー
noun
caster; small swiveling wheel
Technical term for a small wheel attached to furniture or equipment for mobility. Often referred to by the loanword キャスター in everyday contexts.
See also: キャスター
この椅子には脚車が付いているので、簡単に動かせます。
This chair has casters, so you can move it easily.
脚車の交換が必要です。
The casters need to be replaced.
The common loanword for 'caster'; 脚車 is the native Japanese kanji term used mainly in technical or written contexts.
Compound of 脚 (leg) and 車 (wheel), literally 'leg wheel'. The reading きゃくしゃ is the on'yomi of the kanji.