Plastic suction cup, suction cup diameter: 118mm, horizontal load capacity: max. 40 kg, vertical load capacity: max. 30kg, weight: 0.26kg The suction cups are made of new ABS plastic and natural rubber, strong and durable, strong adsorption, light and portable, long service life. Quick closure for easy use. Folding down the handle, the rubber cushion compresses to create a vacuum that holds the object in place using atmospheric pressure. This makes it easier and faster to lift and transport objects. Suction cups are suitable for moving objects for a short time, not for an extended period. Before using, make sure the rubber pad is securely attached to the object. Glass suction cups can be used on all smooth, flat surfaces such as glass, metal, plastic, tile, marble, etc. Plastic suction cup The glass lifter is mainly used as a clamping tool for glass, tiles and floors. It uses the compression of a rubber mat to create a vacuum and uses atmospheric pressure to hold objects in place. Objects can thus be lifted and carried more easily. Ideal as a furniture lifting aid or for lifting glass, car glass, tile, sheet metal or other smooth surface materials. Specifications Material: plastic, natural rubber Suction cup diameter: 118mm Horizontal load capacity: max. 40 kg Vertical load capacity: max. 30 kg Weight: 0.26 kg How to use < p>1. Wipe the surface of the suction cup before using. 2. Make sure the surface to be attached is flat, smooth, clean and dry. 3. Press the suction cup on the surface of the object for about 5 seconds, then press the handle, then the object is firmly fixed. 4. After use, return the handle to its original position to restore the rubber pad. Caution 1 . For short term use only, please do not use for long term use. 2. this suction cup is a portable tool. Do not use it for construction machinery or for lifting people. 3. Choose according to the size and weight of the object to be fixed. For larger and heavier objects, two people can work simultaneously with more than one suction cup. Package contains < p>2 x plastic suction cups