These versatile violin chinrest screws are an essential accessory for any violinist looking to maintain their instrument's performance. The black finish adds a touch of elegance, while the practical metal construction ensures use. Whether you're adjusting your chinrest for comfort or replacing worn-out screws, this set provides the reliability and functionality you need. Features -Color:Black -Material:Metal -Size:4.00X1.55X1.30cm/1.57X0.61X0.51in -User-friendly design: the forward and reverse thread design makes it easy for anyone to replace the violin chinrest screws without needing tools -Secure attachment: these screws ensure the chinrest is firmly attached, providing stability and preventing any movement during play -High durability: made from practical materials, these screws are built to last, offering reliable performance over extended periods -Enhanced playability: the stability provided by these screws improves the overall playability of the violin, making it more comfortable for the player -Broad compatibility: suitable for both 3/4 and 4/4 violins, these screws are ideal for a variety of playing situations, from practice to professional performance Package list: 2 x violin chinrest screws