Screw Adapter: 1/4" - 3/8". Max Loading Capacity: 5kg. 1 Clamp with Quick Release Plate. Plate size: 40 40mm (Approx.). Material: Aluminum Alloy & Rubber. Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay