The string adjuster adopts of selected material, anti-rust, outstanding durability and stability with fine workmanship, high glossiness surface. Easily adjust the erhu in accurate tunes again, save . With good texture and durable quality, it can help you easily adjust erhu strings and make your erhu sound more clear and comfortable. Features -Color:Multi -Material:Brass, ABS -Size:4.30X4.20X2.10cm/1.69X1.65X0.83in - Made of durable material, smooth and clean, anti bend and twisted, strong and durable. - Improve the sound quality and overall performance of erhu, with fine-tuning function and adjustable distance. - Direct replacement for the old or broken one. It can improve the timbre of the erhu, making it more . - High durability and high precision adjustment to ensure that the user will not affect the performance due to fine tuning problems. - The design structure is reasonable, the operation is simple, the application is convenient, and you can use it with confidence. Package list: 1 x Erhu