UNITOP compact cylinder with octogonal tube. Chromium-plated steel through piston rod (male). Non-Rotating. Type: RO401 Product number: RO401-063-0050 Material of piston seals: NBR. Material: piston- aluminium; Barrel- anodized aluminium. Bore diam. (mm): 63 Stroke length: 50mm Temperature (C): -20…80 Pressure (bar): 1,5 - 10