1. The surface is smooth and clean, the surface is metallic, strong and beautiful 2. The force is uniform, the thread is clear and accurate, and it is not easy to slip during the process 3. Aluminum alloy material, not easy to rust 4. Material: Aluminum alloy 5. Application: Suitable for all kinds of photographic equipment 6. Surface treatment: Anode hardening 7. Size: About 3.5x2.2 cm/piece 8. Weight: About 15g/piece
