... Surface:48 hours salt-spray test 3.Drawer slides soft-closing funcation. specifications: drawer slides 1,slide cycing test 50,000 times2,surface: ... hardened cold rolled steel7,finish:electro-zinc plated with clear ,yellow ,or black chromate,colored zinc plated .8,test:SGS9,Availbal ... AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); 45mm soft-closing drawer slide