Operator for Casement Windows

Operator attaches to the track channel on the bottom of the window with the round guide "button" located at the end of the operator arm. Gear housing is "Square" shaped. Included items: Operator gear housing and arm assembly Crank handle (5/16" spline) Attachment screws Window track is not included. This is available in two different installation types and can be found under related products. Dimensions: Overall length of operator gear housing and arm assembly (not including crank handle), as shown in photo is 11". Length of arm is 9" (measured from the pivot point to the center of the round guide button on the end of the arm). Gear housing measures 4" by 5/8" tall by 1-1/2" wide. Screw hole center-to-center dimension is 3.5" (screw holes on each side of the pivot point). Mounting Plate Size: 1-1/2" X 4"