1、[Abrasion Performance] Using high quality aluminum material, it is strong and durable, abrasion performance, anti corrosion, and has a long service life. 2、[Stable Performance] The perfect accessory for garden tools can effectively extend the service life of the machine, with stable performance, which can perfectly match your machine. 3、[Superb Craftsmanship] Professional manufacturing, superb craftsmanship and high exactness help to provide the best performance. 4、[Lightweight and Portable] Light weight, small size, easy to carry and store, convenient and fast, and stable performance. 5、[Good Compatibility] Garden tool accessories, good compatibility, can be perfectly matched with your machine according to the corresponding model. Item Type: Cylinder Piston Kit Material: Aluminum Weight: Approx. 790g / 27.9oz Interface Size: Approx. 42mm / 1.7in Uses: Chainsaw 1 x Cylinder 1 x Spark Plug 1 x Piston 2 x Gasket 1 x Pressure Reducing Valve 2 x Circlip 1 x Piston Rings 1 x Pin