- the mounting O.C. is 4.5"
- the arm extension (from pivot point) is 9"
- the front stamp is C-9400
- the rear stamp is F9400-8A A
- the glazing date is: CIG-3 3-97
Also,
Is there a replacement for the rail mounted to the window frame (mine, exposed to constant salt air, has gotten corroded, making the "travel" difficult) ?
