Baomain Pneumatic Air Cylinder SC 32200 32mm Bore 200mm Stroke Screwed Piston Rod Dual Action. out of 5 stars 50. 2 offers from Baomain Pneumatic Air Cylinder SC 100 x 250 PT1/2; Bore: 4", Stroke: 10"; Screwed Piston Rod Dual Action. out of 5 stars 3. 2 offers from TAILONZ PNEUMATIC 25mm Bore 50mm Stroke Air Cylinder Double Action with Y Connector and .