【Material】Suction cup made with durable aluminum body and sturdy plastic handle. Each of the two suction cups has a diameter of 4.6 inches. 【Load Capacity】Maximum lifting capacity of the double suction cup is 105 kg flat and 85 kg vertical. 【Tighten & Lock】Two fold-down tabs tighten the suction cups to the surface and lock in place. 【Notice】When applying the suction cup to an object, its surface must be flat, clean, smooth and non-porous. 【Application】Ideal for lifting, moving, pulling, gripping, handling materials such as glass, mirrors, sheet metal, etc. Can be used as a puller for car, refrigerator or washing machine body. Product Description Heavy Duty Aluminum Alloy Suction Cup Double Plate Professional Glass Puller Lift Moving Gripper Suction Cup Car Tool Safety Load Capacity The double suction cups have a maximum load capacity of 105 kg (231 LB) in height and 85 kg (187 LB) in vertical position. Tighten and Lock Two bendable tabs hold the suction cup on the surface and lock it.