19

Simple Hand-Raised Water Gate "Manual Water Gate Door Large Diameter Round Type - Chain Type"
中部美化企業
Synthetic resin made / For normal water pressure! Chain-type round manual simple sluice gate.
32

Water gate door bending type rack opening and closing machine Baurack / Hanshin Power Machinery
阪神動力機械
River facility sluice gate, sluice gate bending-type rack opening and closing mechanism, rack opening and closing mechanism considerate of the landscape.