Features: Professional H62 brass construction ensures precise tuning accuracy and long lasting stability, perfect for musicians seeking Erhu fine tuners with enhancing durability. Featuring a tool free quick install design, this copper string adjuster attaches securely in seconds, eliminating complex setups while maintaining compatibility with most Erhu models. Ideal for both novice player mastering their craft and seasoned performers requiring stage ready instruments, its frame balances portability and strength. Optimize your practice at music academies, live performances, or home studios effortlessly with this universally adaptable Erhu tuning accessory designed for on the go adjustments. The corrosion resistant brass mechanism withstands frequent retuning, ensuring crisp sound quality across rehearsals and professional gigs. Specifications: Material: Plastic Steel ABS, H62 Brass Size: As Shown Package Includes: 2x String Adjuster note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.