The fischer UX universal plug is a plastic plugs made of high-quality nylon. The fischer Universal dowel straddle irritating in solid substrates and knot itself in hollow and plate building materials for maximum hold. Thus, the Fischer UX always the right choice - even with an unknown building material. The edge prevents deep sliding during installation. In the version with the edge is the Fischer UX universal plug for plug-in installation. The fischer UX universal plug is, for example, for the attachment of lights, curtain rails, light barriers and baseboard is recommended.