Pack of 20 Suction Cups with Thread and M5 Knurled Nuts, 40mm Transparent Threaded Suction Cups, No Drilling Required for Car, Decoration, and Hanging

General Description This set of 20 suction cups with M5 threads and thumb nuts is designed to provide a practical and efficient solution for drilling-free mounting. Each suction cup has a diameter of 40 mm and can support up to 2 kg. They are ideal for use in the car, for decoration, or for hanging various objects. Technical Specifications Quantity: 20 suction cups Diameter: 40 mm Rod Type: M5 Load Capacity: 2 kg per suction cup Compatibility and Accessories Suitable for smooth, flat, non-porous surfaces: glass, tiles, plastic, smooth metal, painted panels. Not compatible with: wood panels, wallpaper, latex-painted walls. Installation For optimal installation, wipe the contact surface before use, press firmly, and expel as many air bubbles as possible to maximize suction. Use These suction cups are multifunctional and can be used for: Install sunshades in your car Attach string lights Hang labels or small metal baskets Install shower shelves Attach signs Decorate windows