Description If you are looking for a professional and reasonably priced guitar string retainers, then your research is here. That's because our products can meet your needs. Using high-quality materials, practical and durable. It is not easy to deform, which brings you a lot of convenience. Features -Material: Iron. -It is made of good quality iron material, which is durable and has a smooth surface. - Small size, light weight and easy to carry. Comes with mounting screws for easy installation. - Great scroll string tree retainer guides guitar parts to replace your damaged, broken or old string retainer. - It can ensure proper string tension of the tone, improve your guitar's accuracy and performance and stabilize the tune. - Help to reduce the pressure on the guitar strings, reduce the wear on the strings, and extend the service life of the strings.Package List4 x roller string trees 4 x screws