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Continue to ChatJOUCOMATIC 43900247 - 20-25mm Bore, Mountings, Front or Rear Flange, Series 435 Anti-Corrosive Cylinders https://www.valves-direct.com/product/joucomatic-43900247-20-25mm-bore-mountings-front-or-rear-flange-series-435-anti-corrosive-cylinders/