window stay 1,window friction stay 2,materail: ss201,ss301,ss304,ss430 3,size: 8",10"-- ... 24" 4,easy to install 13.4mm square-groove window stay FBC134 1materialss304, ss301, ss201 ,ss430 with stainless steel slide2size6” 8 ... to your specification.Our company is a professional manufacturer of window & door handles, hinges, etc. 13.4mm square-groove window stay FBC134