UNITOP compact cylinder with octogonal tube. Chromium-plated steel piston rod (female). Non-Rotating. Type: RO200 Product number: RO200-040-0250 Material of piston seals: NBR. Material: piston- aluminium; Barrel- anodized aluminium. Bore diam. (mm): 40 Stroke length: 250mm Temperature (C): -20…80 Pressure (bar): 1,5 - 10