Friction stay 1.Material: SS 304,202,201,430,316 2.First-class, ... PVC steel window or aluminum window.· 1.Groove width:19/18/22mm.· 2.Groove thickness: 1.0mm.· 3.Groove form: Round groove ... ), stainless steel 301(with5 % nickel, 15.5% chrome), 202 (with 2.5 %nickel, 14.5 %nickel),201(with 1% nickel, 15% chrome).· 10.Be made ...