Brand: NITRA Item: Cylinder Mounting: Universal Body Material: Aluminum Working Fluid: Air or inert gas Cylinder Type: Dual guide rod Bore Diameter: 20mm Stroke: 30mm Port Size: 1/8in female NPT Action Type: Double acting Rod Material: Chrome-plated steel Rod Diameter: 10mm Rod Thread Size: 3/4-16 Bushing Type: Bronze bushings Magnetic Piston: Magnetic piston NITRA pneumatic cylinder, dual guide rod, 20mm bore, 10mm rod diameter, 30mm stroke, double acting, magnetic piston, universal mount.