Windsor Pinnacle hinge arm and track fits windows manufactured from April 2006 to present. Sold as kit only which includes top and bottom track, left & right adjustable hinge. Usually ships in 1-2 weeks. No returns. This will do one complete casement unit. they are reversible so it does not matter if it is hinged left or right.
Note: for units that need the unit to open wider to meet fire code. Check your local codes for visible glass width and net clear openings.