Old Andersen, Anderson, Silverline, Roto Style Casement Window Crank Operators | Old Style X-Drive, Vinyl Casement RotoGear Drives, Casement Operators, 13 1/2" Single Arm Length Operators. SEE DETAILS AS OUTLINED IN PICTURE BELOW. You must specify desired "handing" in the comment section at checkout.   

Please Note: if you need other arm styles or units for notched wood applications, split arm units, in other colors or finishes, 7 7/16" or 9 7/16" arm lengths they are elsewhere on this site or you can send us the information and pictures.

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