friction stay 1.Length:6- 40 inch 2.Solt width:13.5mm-22mm 3.Materials:SS430#,SS201#, ... bar hinge,hinge,window accessory,window fitting,handleMaterial:SS304# with 8% nickel,SS301# with 5% nickel, SS202# ,430#,iron.Groove ... :Square grooveGroove with:22mm ,18mm,15mm,13.5mm Length:8",10",12",14",16",18",20",22",24",26",28",30",32 ... ,100 pcs in a carton. friction stay hinge,window hardware,heavy duty hinge