The Stihl filter housing for HS45 and HS52 hedge trimmers (part no. 4228 140 2850) is a genuine OEM component designed to safeguard the air filter assembly. Constructed from durable, impact-resistant plastic, this filter housing effectively protects the filter from dust, debris, and accidental impacts, ensuring optimal airflow to the engine for reliable operation and consistent performance. Engineered to meet original specifications, the Stihl filter housing provides a secure fit and proper sealing, making it the perfect replacement for any cracked, warped, or missing housings. Maintain your hedge trimmer's efficiency and longevity with this essential component.