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Continue to ChatMINDMAN MCMJ1-15-4-20 - 4mm Bore, 20mm Stroke, Single Acting Male Thread, Series MCMJ1 Miniature Pen Cylinder https://www.process-valves.com/product/mindman-mcmj1-15-4-20-4mm-bore-20mm-stroke-single-acting-male-thread-series-mcmj1-miniature-pen-cylinder/