ndi
Ma bearings omwe amayenda mowongoka panjira yowongoka amakhala ndi ma bearings osavuta.Kunyamula kwa mzere kumagwiritsidwa ntchito kudziwa komwe kumayenda kwa shaft yozungulira ndi mbali zina, kuthandizira kapena kutsogolera magawowo.Liniya yokhala ndi ntchito yayikulu ndikuthandizira makina ozungulira thupi kuti achepetse kugundana kwamagetsi pamakina potengera zida.