Feature:1. The piston diameter is 44mm, which is widely suitable for Husqvarna 450 chain saw.2. Cylinder piston kits are precision parts cast from special materials with high hardness and wear resistance.3. Professional manufacturing, exquisite workmanship, can be perfect for your chainsaw.4. The cylinder surface is coated with chrome plating, which is corrosion-resistant and not easy to oxidize and rust.5. General cylinder piston assembly accessories, stable performance, simple installation.Specification:Condition: 100% Brand NewItem Type: Chainsaw AccessoryCylinder Material: Die-Cast AluminumPiston Material: AluminumCylindrical Pin Material: Alloy SteelPiston Ring Material: Ductile IronCirclip Material: 65MnCylinder Coating: Chrome PlatingApplication: For Husqvarna 450 Cylinder AssemblyPiston Diameter: Approx. 44 mm / 1.7 in.Package List:1 x Cylinder1 x Piston1 x Cylindrical Pin1 x Piston Ring2 x Circlip Note:1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.