Very strong, simple to fit, Hi Tech Sumo Clip brackets to suit the 25mm thick shelf . Brackets can be positioned to coincide with studs in a hollow wall. Slight gap behind the shelf to allow cables to be run behind the shelf. Note new size (depth) of shelf due to demand for a deeper shelf to support audio equipment, tuners, amplifiers etc. Perfect also to support a coffee machine in kitchen situation, or as a feature display shelf. Weight capacity up to 30kg into brick/solid wall. Can be fitted to hollow cavity walls using these hollow wall fixings here. Use one per bracket.