... bracket is made of aluminum, covering powder.4.the suction plate is made of natural robber5.three types: ... 1 cup, 2 cups, 3 cups.6.suction capacity: 35kg, 70kg,120kg7.durable, can suck the ... 3-cup suctionlifting weight35kg70kg120kg NamePictureMax suction lifting capacity ColourPcs/BoxesGlass suction 210KGBlack12Glass Suction 210KGGray White10Glass Suction 140KGGold10 3-plates, 2-plates ...