Window Hinges, Friction Stays, Stainless Steel material. 8 inch to 36 inch are avilable. 2.0,2.5, 3.0mm thickness. window hinge window friction stay1.Spec:8",10 ... products , please contact me at any time Name:Friction stay, window hinge,friction hinge,window hardware,four bar hinge,hinge,window accessory,window fitting,handleMaterial:SS304#,SS301#, SS202#,SS201#,430#,Groove ...