1. Material: Aluminum alloy
2. Weight: About 105 grams
3. Size: About 6x4.7x1.5 cm
4. Screw hole: 3/8 thread to 1/4 thread dual purpose
5. Application: Suitable for tripods with 3/8 screws
6. Packing list: Wrench, conversion screw, 1/4 screw, clamp seat
7. Note: Only the clamp seat, without the quick release plate in the picture