The erhu bow hook screw head is a small but vital component of the erhu, fit for traditional Chinese musical instrument. The erhu bow hook screw head is designed to be detachable, which makes it easier to replace worn or parts without having to buy a whole new bow. Features -Color:Khaki -Material:Imitation agate, stainless steel -Size:7.30X2.00X1.00cm/2.87X0.79X0.39in - Erhu bow hook is very practical and can improve string vibration, and bring you a good mood. - Erhu bow hook screw head, easy to install, and erhu players can replace or adjust the screw head themselves. - Well-made of imitation agate and stainless steel materials, erhu bow hook is reliable for long serving life. - As an important part of Erhu, Erhu bow screw head can be an important part of the erhu bow. - Designed to be more durable, making it suitable for professional musicians who need to play for long hours. Package list: 1 x erhu bow hook 1 x screw