985 Series Tandem 3/4Inch Constant Force Coil Balance, Weight 5.5 - 9.5 Euro Cylinder This model is a face-mount

This model is a face-mount operator compatible with a range of vinyl replacement and new construction windows

or fiberglass

V400® Vertical Adjustable Set Hinge 2D reversible in Polished Brass

This is the window crank operator only

The lock works by engaging a strike mounted on the jamb

985 Series Tandem 3/4Inch Constant Force Coil Balance, Weight 5.5 - 9.5 Euro Cylinder This model is a face-mountPre Assembled 985 Series Centurion constant force balance assembly with 3 4 inch wide coil spring. The 985 Series Universal Single Coil Balance with metal spring clip side locking brake fits single hung or double hung vinyl windows with standard 1 1 4 inch wide and 3 4 inch deep pocket. The Centurion 3 4Inch Constant Force balance uses Interlocking Coil Spring Balance in Singles, Doubles, Triples and Quads. The interlocking coils allow for multiple