Features1Aluminum Alloy Material: Made of aluminum alloy material, this cylinder piston assembly kit is built to last, ensuring it won't easily get damaged. 2High Hardness: The high hardness of this cylinder piston assembly significantly increases its lifespan, giving you a reliable product that will serve you for an extended period of time. 3Erosion Resistance: With stability even under unconventional conditions, this assembly is highly resistant to corrosion, making it suitable for long term use in various environments. 4Easy Installation: Designed to be easily installed and used, this assembly will quickly bring you the desired results after routine operations, enhancing your efficiency. 5Great Accessories: If your previous accessories are worn out or old, this trimmer cylinder piston assembly is for directly replacing them, providing you with the necessary components to maintain optimal performance.SpecificationItem Type: Cylinder Piston AssemblyMaterial: Aluminum alloyWeight: Approx. 350g/12.3ozApplicable Diameter: Approx. 33.5mm/1.3inApplication: TrimmerPackage List1 x Cylinder 5 x Piston Assembly