- Perfect Compatibility : This exhaust silencer is specifically designed to fit a variety of chainsaw models, including 135, 135E, 140, 140E, 440E, 440 II, 440E II, 445, 445E, 445 II, 450E, 450E II, as well as Jonsered models CS2240, CS2240S, CS222, CS245S, CS2250S. Enjoy seamless installation with these compatible models. - Complete Set : The exhaust silencer kit comes with everything you need for a complete installation, including 1 exhaust silencer, 1 gasket, 2 nuts, and 1 heat shield. This all-in-one package ensures you have reliable components for optimal performance. - Durable Construction : Made from high-quality metal, this exhaust silencer is designed to withstand the demanding conditions of chainsaw operation. It offers long-lasting durability and consistent performance even in challenging environments. - User-Friendly Design : The exhaust silencer is engineered for easy installation. No special tools or professional assistance are required, allowing you to securely attach it to your chainsaw easily. The user-oriented design enhances convenience and usability. Practical Applications : - Use this exhaust silencer for routine maintenance to keep your chainsaw running smoothly and efficiently. - Ideal for forestry professionals who rely on durable equipment in demanding conditions. - Perfect for DIY enthusiasts looking to enhance the performance of their chainsaw with a reliable upgrade.