This casement window operator is a right-handed, aluminum, surface mount body type with four mounting holes in the top of the body and mounts directly onto the sill. It has a 9 in. steel arm with a round disc on the tip. The disc slides in the Prime-Line part H 3595 casement track are located on the bottom edge of the casement window. It is worm gear driven by a 3/8 in. crank spindle. The matching crank handle that fits onto the crank spindle and installation screws are included.
