BIHUI Vacuum Suction Cup Glass Tiles Lifter Heavy Duty 110kg Sucker Pump LiftHeavy duty suction cup that features a very clear visual guide to let you know when full suction has been achieved, you can then lift up to the 110kg per suction cup limit with total confidence! Once the red ring has disappeared, full suction has been achieved and you can begin your lift carry. This is a must have tool, especially if you are working with large format tiles or glass Lifting Capacity: 110kg . 200mm Pump Action Quick Release Outer Ring