Brand: NITRA Item: Cylinder Mounting: Counter-bored holes Body Material: Stainless steel Working Fluid: Air or inert gas Cylinder Type: Compact Bore Diameter: 3in Stroke: 1/2in Port Size: 1/4in female NPT Action Type: Double acting End Cap Material: Aluminum Rod Material: Stainless steel Rod Diameter: 3/4in Rod Thread Size: 5/8-18 NITRA pneumatic cylinder, compact, 3in bore, 3/4in rod diameter, 1/2in stroke, double acting, counter-bored holes mount.