- Pack of 12 fischer Duopower 6x30 expansion plugs with screw, designed for secure fixings in walls and ceilings - Compatible with solid and hollow materials: concrete, natural stone, plasterboard, chipboard, and more - Dual-component technology allows expansion, folding, or knotting depending on the material - Narrow rim prevents slipping in the drill and anti-rotation locking system - Ideal for hanging bicycles, pictures, cabinets, shelves, TV mounts, and furniture - Universal use for both professionals and DIY enthusiasts - Facilitate installation during moves, renovations, and repairs, offering high holding values - Allow mounting of light and heavy objects on different surfaces