DescriptionThis is a erhu shaft lock with sturdiness and durability, and can serve you for a long time. Reasonable design, fine workmanship, professional and practical, can provide convenience for your daily erhu shaft adjustment, allowing you to repair the erhu yourself.Features-Color: Silver -Material: Aviation aluminum, pure copper screws -Size: About 2.50X1.60X1.40cm/0.98X0.63X0.55inch -It is made of more durable materials and can serve you for a long time. -It is easy to adjust, convenient and practical, and can help you to practice and perform better. -It is mainly used to fix the erhu shaft and improve the sound of the erhu.-The product is very practical and will be your good choice of erhu accessories. -With scientific structural design, it is more flexible and convenient for you to make better adjustments.