The size of the hook opening can be adjusted, suitable for the use of various guitars and other musical instruments of different sizes.And it is wrapped in sponge, which effectively protects your guitar from harm.Equipped with a 3.6mm diameter metal frame, it has a good load bearing capacity, so there is no need to worry about the hook breaking.Fixed with double rivets, no need to worry about the frame falling off, it can be mounted safely.Equipped with expansion screws, so that the installation is more convenient, and the use is firmer, not easy to fall off.Item Name: Guitar HookMaterial: Metal, Sponge, PlasticApplicable Models: Acoustic Guitar, Electric Guitar, Bass, Ukulele, etc.Features: Adjustable, Soft Sponge, Good Load Bearing, Stable, Easy to InstallSize: 13cm x 8.5cm x 6.8cm/5.12" x 3.35" x 2.68" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Guitar Hook2 x Screw Covers2 x Screws