... in buidling contruction,hotel,airport,office and so on. AL840 floor hinges is used in buidling contruction,hotel,airport,office and ... hours,with stainless steel material cover plate.Variable closing force Spring strength (EN)2,3,4 GUARANTEE:A free replacement ex ... = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); AL840 floor hinges