Heavy duty, depth-adjustable fixing for all cavity wall materials up to 55mm deep. Comprises zinc-coated metal fixings and depth-adjustable plastic straps. Strong metal toggle mechanism provides extra holding power in plasterboard, multimaterial or hollow bricks or blocks. Ideal for thick hollow wall materials. Easy to install by drilling a 13mm hole. Supplied with correct machine screws. Suitable for Plasterboard, Hollow Blocks and Boarded Walls Pan Head Machine Thread for a Strong Fixing Universal Toggle Fixing Heavy Duty Load Plasterboard: 30kg Heavy Duty Load Hollow Block: 60kg Suitable for Plasterboard, Hollow Blocks and Boarded Walls Pan Head Machine Thread for a Strong Fixing Universal Toggle Fixing Heavy Duty Load Plasterboard: 30kg Heavy Duty Load Hollow Block: 60kg