Switch da windshield na'urarYana da wani nau'i na tashar wutar lantarki iska ƙofar, tare da mafi amintaccen hatimi, a ƙarƙashin foda sauki, juyawa sassauƙa canzawa zuwa windshield na'urar yafi amfani a kan bututun jigilar da kullum matsin lamba na kwal foda da sauran kayan.
Ana amfani da ƙofar iska a cikin bututun hayaki don daidaita kwararar, a cikin matsayi daban-daban a cikin tafiya ta digiri 90 a cikin jarrabawar, daidaita kwararar daban-daban, yana da sassauci da sauƙin daidaitawa. A kan zafi iska daidaitawa ƙofar, a shaft karshen bearings kuma sanye da hatimi haɗi, iya shiga cikin hatimi iska daga waje.