Feature:1. Product is made of aluminum alloy material, exquisite workmanship, smooth surface, strong wearresisting.2. Multiple general 1/4in screw holes, 3/8in screw holes, photographic equipment and accessories can be expanded according to demand.3. Hollow design, reduce weight, easy to carry and use, convenient and practical.4. The bottom plate is inlaid with rubber cushion to protect the camera from wear.5. The quickrelease plate screws of the ball head are connected with the screw holes at the bottom of the vertical clappers, the connection is firm and not easy to loosen.Specification:Item Type: Quick Release PlateMaterial: Aluminum AlloyColour: BlackWeight: Approx.370g/13.1ozMaximum Load: 20kg/44.1lbInterface: 1/4in Screw Hole 3/8in Screw Hole.Package List:2 x Quick Release Plate4 x Screw1 x Wrench