1. Made of aluminum alloy material, CNC process technology, smooth surface, exquisite appearance 2. Strong locking force, functional and durable 3. Quick-release plate groove design, can be directly installed on the head 4. It has two locking device, very easy installation and remove 5. 1/4 or 3/8 inch general screw holes at the bottom, which can be directly installed on the tripod 6. Diameter: 54 mm 7. Weight: 111 grams
