Steel construction Made of steel, this violin bow correction device delivers durability and long-lasting performance. Dual-track design A two-stage dual-track design with two bushings lets you slide the steel rod into the matching bushings for a customized fit. The grooved plastic card stickers provide a stable installation. Enhances practice Essential for beginners, this bow correction helps improve rhythm and intonation during practice, so you can focus more on technique. Designed for bow clamps Specifically developed for bow clamps, this accessory is the ideal addition to improve your practice and skill development. Applications - Daily practice for beginners learning bowing rhythm and intonation - Student lessons to reinforce consistent technique - Rehearsals or solo practice where stable, customizable fit enhances control