ITEM offered for sale is a single (1 of) keyed cable window restrictor or limiter. Each year, more than 50 children fall from windows or balconies in Australia. Many suffer series injuries while some falls are even fatal. The child window safety requirements for owners have applied since 11/12/2013 BUT if the requirements have not been met by 13/3/2018, owners corporations will risk being fine. It's law in NSW - "All strata building in NSW must have window safety devices installed in all common property windows" it will eventually flow in to Queensland - so here's your chance to get prepared: FEATURES: Easy to install - versatile suits awning, casement, sliding windows Universal fitting for all window types and materials Strength tested to exceed the 250nm as required by the strata act and the BCA Cable window restricter device that enables the installer to restrict a window to less than the 125mm at 250nm of force Key lockable - comes with 2 keys Sold in black only Multiple large number purchases may attract a discount - so contact us