Truth Single Arm Casement Operator, Front Mount C10166 One leaf has square corners

One leaf has square corners and the other leaf has 5/8" radius corners

not inlcluded

Includes zerk fitting for lubrication

The straight arm measures approximately 5" from end-to-end

Truth Single Arm Casement Operator, Front Mount C10166 One leaf has square cornersOperator arm attaches to the track channel on the bottom of the window with the round guide "button" located at the end of the operator arm. Operator gear housing attaches to the window frame horizontally rather than vertically to the window sill. This operator is the front mount type, meaning the screws come through the front face of the operatore. This is opposed to the rear mount type you may alternatively see. Crank Handle sold seperately. Overall