Description Professional designed for guitar use. Included set of 6 Black plated machine heads for steel string electric guitars. It can let you use your guitar more easily and conviently, also these useful tool can let you replace the old brokened one to get more better music play effect. Features - Color: Black. - Size: 2.4 x 2.2 x 1.6 cm. - Material: Metal. - Quality sealed machine heads, auto locking tuners (Tuning Pegs), heavy duty internal gear, all of these feature make you use it more easily and practically. - Strong metal body ensures great endurance and practicability. - Mainly used to fix strings and improve the sound of strings. - Essential replacement for the old, worn or broken tuning pegs for electic guitars. - Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Package List6 x Guitar Tuning Pegs 6 x Ferrule 6 x Threaded bushing 6 x screw