Description The item is a pack of 4pcs tuning pegs made of steel. This is specifically sold as Ukulele tuning pegs but could equally be used for various other instruments. A small screw at the can be used to adjust the pressure. Features - Color: Chromium White. - Material: Metal, plastic. - Size: 44mm * 20mm * 7mm(L * W * H). - String Tuning Pegs Keys Tuners Machine Head Pin Set for Ukulele Friction Tuners Parts White with White Plastic Button. - The central peg is made of steel. - This is specifically sold as Ukulele tuning pegs but could equally be used for various other instruments. - A small screw at the is used to adjust the pressure. 4 * String Tuning Pegs Keys Tuners Machine Head Pin Set for Ukulele Friction Tuners Parts White with Plastic Button (Chromium White)