This is a genuine Truth Hardware sill mount, single arm crank operator. Used to open and close wood, metal, and vinyl casement windows.
See Left Casement Window Operator, 9-1/2” for the opposite handed version.
Will provide a full 90 degree window opening.
9-1/2" long arm, measured from wheel center to gear center.
11/32" spline; handle sold separately.
Ellipse style case is manufactured of high-pressure die-cast zinc; hardened steel drive worm and gear arm with nylon roller.
Finish is electrostatically applied, durable coatings that provide excellent resistance to chipping, scratching and corrosion while maintaining color stability for years in direct sunlight.