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Continue to ChatNUMATICS P493A432F200A00 - 40mm Bore, Front Neck Nut MR3, Series 431 Anti Corrosive Cylinders https://www.valves-direct.com/product/numatics-p493a432f200a00-40mm-bore-front-neck-nut-mr3-series-431-anti-corrosive-cylinders/