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Continue to ChatJOUCOMATIC 44850033200 - 50mm Bore, 200mm Stroke, STBB50A0AB200DM, Series 448 Rodless Band Cylinders Rollers With Active Brake https://www.valves-direct.com/product/joucomatic-44850033200-50mm-bore-200mm-stroke-stbb50a0ab200dm-series-448-rodless-band-cylinders-rollers-with-active-brake/