hinge stay 1,window hinge stay,friction hinge 2,materail:ss201,ss301,ss304, ... " 4,easy to instal ss304 window friction hinge stay FBC134/S 1materialss304, ss301, ss201 ,ss430 with stainless steel slide2size8” 10” 12 ... & door handles, hinges, etc. ss304 window friction hinge stay FBC134/S