Push to open slide,single extension slide,push drawer Passed SGS test for 50,000 open-close Seft-lock ... /550/600mm.COLOUR:ZINC.LOAD:30KGS/450mm(18").Wood drawer.Features:Press the drawer once, then it will automatically come out, push ... be easily locked. It is not necessary to install any drawer pull.Packing: 20 sets/casePush slide,two fold slide,push ...