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Continue to ChatJOUCOMATIC 4485003450 - 25mm Bore, 50mm Stroke, STBB25A0PB50DM, Series 448 Rodless Band Cylinders Rollers With Passive Brake https://www.valves-direct.com/product/joucomatic-4485003450-25mm-bore-50mm-stroke-stbb25a0pb50dm-series-448-rodless-band-cylinders-rollers-with-passive-brake/