- Compatibility: Designed specifically for chainsaw models 135, 135E, 140, 140E, 440E, 440 II, 440E II, 445, 445E, 445 II, 450E, 450E II, CS2240, CS2240S, CS2245, CS2245S, and CS22500. Ensure a perfect fit and optimal performance for your equipment. - Complete Installation Package: Includes 1 exhaust silencer, 1 gasket, 2 nuts, and 1 heat shield. All essential components are included for a seamless installation process and dependable operation. - Durable Construction: Made from high-quality metal, this exhaust silencer is built to withstand the demanding conditions of chainsaw operation, ensuring long-lasting performance. - User-Friendly Design: Engineered for straightforward installation, this exhaust silencer can be securely attached to your chainsaw without the need for complex tools or professional assistance. Practical Applications: 1. Homeowners: Perfect for those needing reliable performance for routine yard maintenance, ensuring your chainsaw operates quietly and efficiently. 2. Professionals: Ideal for landscapers and tree service providers who require durable, high-performance equipment for extended use under challenging conditions. 3. Hobbyists: A great addition for woodworkers who demand precision and reliability in their chainsaw operations, enhancing productivity while minimizing noise. This exhaust silencer is a must-have for maintaining your chainsaw's performance, contributing to effective operation and longevity.