●Model: SDA 20 X 25; Material: Aluminum ●Bore: 20mm; Stroke: 25mm; Fluid: Air ●Action Type: Double Action; Port Size: 1/8PT ●The Pneumatic cylinder is made of high-quality aluminum alloy, resistant to impact and abrasion, durable and reliable. ●The air cylinders are widely used in pneumatic and hydraulic systems, automation control, material handling, robotics applications, chemical industry and printing industry as well.