Features: Standard Acra swiss mount interface is widely compatible ball head and tripod, quick to load and disassemble. Detachable plate upon the Arca Swiss mount plate makes camera loading quicker, locked with dual side slides. Bottom 7 1/4-inch threaded holes and top 1/4-inch screw enable high expandability with camera and tripod. Thick high quality silicone on the gasket can increase the friction between equipment and plate to prevent slip. Premium aluminum alloy material, compact and lightweight mount plate for ball head expansion. Specifications: Brand: Ulanzi Model: CLAW Material: Aluminum alloy Payload: Max.50KG Dimension: 4.7 * 4 * 2.7cm / 1.85 * 1.57 * 1.06in Net Weight: 59g / 2.08oz Packing List: 1 * Quick Release Plate