230kg Load bearing Capacity: Suction Cup can bear up to 230kg/507 lb, suitable for carrying heavy objectsLarge diameter Rubber Suction Cup: Glass Suction Cup is equipped with a large diameter rubber suction cup, providing strong suction and practicalityRubber Material: Vacuum Suction Lifter material can adapt to different temperature environments and is also equipped with filtering cottonConvenient: 8" Suction Cup is designed with a convenient pressing method, deep edge sealing, ensuring good sealingWith Pressure Gauge: Suction Cup is equipped with a pressure gauge, which is convenient for users to control the air pressure at any time to ensure the adsorption effect Specification: Material: Rubber Size Chart: Diameter 20cm/7.87inch Package Includes: 1 Suction Cup Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful on-line shopping!