DescriptionThese products are made of aluminium material, which is durable for you to use for a long time. These products can easily clamp the guitar and quickly change their position without disturbing the guitar tone.Features-Material:Aluminum - They are suitable for folk guitar, acoustic guitar, ukulele, banjo, folk guitar and mandolin.- These products can be quickly and easily releases without disturbing the tuning.- Accurate and convenient. Great items for beginners or experienced players.- High-quality aluminium material, the products are strong and wear-resistant for practical use.- The products have exquisite appearance and simple design, and these products are suitable for people to use.