Durable permanent chain brake cover - Made of material, this chain brake sprocket cover is durable and practical to use. It provides reliable protection for the 333, 335, 338, 438, 440, 350 and 351 chainsaws. Precise fit and easy replacement - Non-original replacement part designed to fit perfectly and provide a precise fit. Specially designed for mounting the chain brake and clutch cover, enabling straightforward installation. Improved safety and reliable operation - Adds an extra layer of protection to increase chainsaw safety. Helps prevent accidents and supports smooth, reliable operation of the saw. Use scenarios - Replacing a worn or damaged chain brake cover during routine maintenance on models 333, 335, 338, 438, 440, 350 and 351. - As a straightforward replacement when reassembling the chain brake and clutch cover after servicing these saws. - In demanding work environments where enhanced protection and dependable performance are beneficial.