This miniature cube cylinder is a double acting cylinder designed for applications requiring tight spaces and low output forces.  It is often used in the semiconductor industry, where several of them are mounted side by side in a test fixture for circuit board continuity testing. Other applications include silicon wafer processing.Bore sizes:  0.188"1/2" x 1/2" x 1/2" cube dimensions303 stainless steel piston rodWeighs only 0.25 oz.Maximum Pressure:  100 PSI (air only)Stroke length:  0.125"