1. Material: aluminum alloy + ABS 2. Anti-theft linkage design, elevated and stable, easy to adjust the angle 3. Mechanical lock design, easy to deal with bumpy roads 4. Aluminum alloy quick release base, quick installation, convenient and quick 5. The thickness of the slot reaches 16mm, most of the phones with cases can be used 6. Not cover the camera, protects your phone from scratches 7. With anti-theft function, safer for outdoor riding 8. Size: about 128 x 60mm