Description:. All stainless body SUS 304 stainless mesh shell & matrix structure which is also used in top category F1. Conical body which can maximize suction area. By adopting a mesh with a different matrix structure for the top and side, high dust collection effect and inhalation efficiency up are achieved. By drastically reducing inhalation resistance, it realizes sharp engine sound and lacy intake sound. If it is washed, it can be used many times, so its ability is semi-permanent.
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