Unitop compact cylinder with octogonal tube. Stainless steel through piston rod, male. Non-Rotating. Type: RO301 Product number: RO301-040-0300 Material of piston seals: NBR. Material: piston- aluminium; Barrel- anodized aluminium. Bore diam. (mm): 40 Stroke length: 300mm Temperature (C): -20…80 Pressure (bar): 1,5 - 10