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-Color: Blue.-Material: Aluminum. -Size: About 10.00X9.00X1.50cm/ 3.93X3.54X0.59in. - They are suitable for electric 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.