4 Pcs/Set 4/4 Cello Fine Tuner High Quality Musical Instrument Accessories String Adjuster Golden Silver Tuning Screw Cello Part _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ 4 Pcs/Set 4/4 Cello Fine Tuner High Quality Musical Instrument Accessories String Adjuster Golden Silver Tuning Screw Cello Part Description -This product is made of copper. -4/4 cello fine-tuning, strong and durable, high mechanical strength, the screws will not slip and run off; the surface is smooth and soft, which can enhance the volume transmitted by the strings, and enhance the penetration and saturation of the tone. -High-quality musical instrument accessories, suitable for cello maintenance and tuning. Item type: Stringed instrument accessories ColorSilver / Black MaterialCopper Product Size4.55*4.37*2cm Package ContentsCello fine-tuning screw*4 Only the above package content, other products are not included. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-2cm. If you need any help or any questions, please leave me a message. We will try our best to help you and provide you with the best solution. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_