Brand: NITRA Item: Rotary actuator Size: 30 Body Material: Anodized aluminum Working Fluid: Air or inert gas Port Size: 1/8in female NPT Action Type: Double acting Adjustable Travel: 0 to 190 degrees Cushion Type: Rubber bumpers NITRA pneumatic rotary actuator, double acting, size 30, 0 to 190 degrees, rubber bumpers, anodized aluminum body, 1/8in female NPT port(s).