TrimmerPlus CB720 High Performance Blower with Concentrator This blower moves air at high speeds and in a concentrated fashion High-performance blower delivers up to 500 cfm of air volume Includes concentrator nozzle for ideal airflow and high mph Connects to attachment-capable trimmers, including Troy-Bilt, Remington and Craftsman Includes concentrator nozzle for ideal airflow and high mph Innovative series of axial fans move a high volume of air