Features: GGS-05 self-adapting wall-mounted guitar hook is an innovative portable music stand. It adopts a whole new structure. Self-Lock By Gravity Mechanism: Can lock the instruments firmly. Suitable for bass, electric / acoustic guitar, ukulele, etc. Besides, it features self-adapting function catering to different shapes of instruments. User-friendly design, can be easy to install on the trough wall. Collapsible and space-saving, and avoid being scratched. Made of polyamide and metal, with high-intensity bolts and metal bar, enchancing its bearing capacity greatly. The metal steadying bars are covered with screw thread silica gel, protecting the guitar against damage. The head of the metal steadying bars bend upward, so as to protect the guitar against sliding under the worst possible conditions.