About this item This seat is our heavy-duty seat specially designed for rough roads, and can be applied to heavy construction machines, ships, trains, and trucks.バックサポート能力は、オペレーターが長時間労働の圧力を減らすのに効果的に役立ちます。 The bottom adopts our self-made J07 mechanical suspension shock absorption system, which can ensure sufficient shock absorption effect while avoiding the problem of air source.アームレストとシートベルト、またはカスタムニーズは実装されます...