Compatible with the following models: 017, 018, MS170, MS180, TS400, TS410, TS420, TS460, 61, 266, 268, 272, 272XP, 47CC, 49CC, and 50CC 2stroke engines. Key Features and Benefits: Designed for precise compatibility with a wide range of Stihl and Husqvarna engine models, ensuring a reliable fit and performance. Helps restore or maintain equipment efficiency by replacing worn or damaged parts. Manufactured to meet strict quality and performance standards, providing dependable operation under demanding conditions. Easy to install with basic tools, yet professional installation is recommended for results and safety. Each part is tested to verify durability and consistent functionality before . Product Details: Compatibility: See model list above. Always verify exact match with your existing part before . Measurement: Please allow for a slight variation of 13 mm due to manual measurement. Quality Assurance: All replacement parts are inspected to meet or exceed performance requirements. Installation: Simple design allows quick replacement, minimizing downtime. Suggested Applications: 1. Chainsaw repairs for Stihl MS series or Husqvarna 2stroke engine models, restoring cutting power for forestry or landscaping tasks. 2. Replacement in concrete cutting saws such as TS410 or TS420 to maintain precision and reliability during construction work. 3. of portable 47CC to 50CC 2stroke power tools used in agriculture or property maintenance to extend service life and prevent costly downtime. Note: Compare your original part carefully with product images and specifications to avoid model mismatch. Ensure measurements and specifications are correct before . Professional installation is recommended to guarantee proper fit and safe operation.