- Designed specifically for compatibility with 064, 065, 066, MS640, MS650, and MS660 chainsaw models, ensuring a perfect fit and optimal performance. - Features a bore size of 54 mm, enhancing the efficiency of your chainsaw and improving cutting performance for smoother operation. - Constructed from high-quality materials for increased durability and longevity, reducing the need for frequent replacements and saving you time and money. - Easy installation process allows for quick and hassle-free setup, getting your chainsaw back into action in no time. Use Scenarios: - Ideal for professional landscapers who require reliable equipment that can withstand frequent use without compromising performance. - Perfect for homeowners tackling large yard projects, ensuring efficient and precise cutting for trees and shrubs. - Great for logging and forestry professionals needing dependable tools that deliver consistent results in demanding conditions.