1) ручка ( круглая ) ; рукоятка
2) маховичок
3) кнопка
4) головка ( штифта )
5) ролик
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- actuator knob
- adjusting knob
- adjustment knob
- automatic tuning knob
- breakdown knob
- compression knob
- control knob
- cylinder knob
- door knob
- emergency knob
- entrance knob
- gain knob
- open-gate knob
- platen knob
- porcelain knob
- press-to-talk knob
- release knob
- retention knob
- screw knob
- shift knob
- signal knob
- switch knob
- track knob
- tuning knob
- turn-push knob
- twist knob
- weight knob