Description It is an indispensable part of violin, and our accessory must be competent for this responsibility. Its premium materials ensure its durability and wear resistance, and can accompany your music dream for a long time Features - Color:Black - Material: Brass - Size: About2.70X2.40X1.00cm/1.06X0.94X0.39in -This fine tuner is very sensitive to adjust strings, very practical for violin instrumentalist. - Fit for 3/4-4/4 violin, which can serve you very well, it is very practical. - Simple in design, easy to use, cost-effective, you deserve to have one. - This is a good violin fine tuner/adjuster, very simple and convenient to install. - With the fine workmanship and premium material, it can be used for a long time.Package list: 4 x violin string adjusters