Description: Adjustable: Erhu Fine Tuner, The height can be adjusted arbitrarily, and the string distance can be adjusted according to different performances. Different string distances are convenient and practical. Feature: The Musical Instrument Replacement, adjustment is easy and convenient, and the intonation is stable, which improves the shortcomings of open strings and insufficient vibration of Erhu, and effectively improves the sound of Erhu. Material: Erhu Violin Tuning Hardware Tools are made of high quality metal material, which is durable. It will not rust after long time use. Wide Application: Tune Adjuster is suitable for Erhu, Gaohu, Zhonghu and other huqin types. It is easy to use, professional and very practical Size: A single String Tune Adjuster.46''x0.47'' in size. Compact size, light weight, easy to carry. Size Chart: 3.7cmx1.2cm/1.46inchx0.47inch Package Includes: 1Erhu Fine Tuner Note: Please allow slightly errors due to manual measurement and different monitors.