One operator, one crank handle, and installation screws.
Used on steel framed windows.
Handing of window is determined from inside.

Worm gear mechanism driven.
8 inch steel arm.
5/16 Inch diameter spindle.
Color: White
Handing: Left and Right as shown (image 3)

Hole spacing for screw is 3-7/8 inches and 4-3/4 Inches.
Face mounted

Priced and sold as a package.