Marvin Old Style Casement / Casemaster Roto-Gear Operator RH 10815501

Price: $55.92


Marvin Casemaster, Awning, French Casemaster, Venting Window - RIGHT HANDED / RH -10815501 Casement Window Crank Mechanism. Also known as the Marvin Casement Window Dual Arm Roto-Gear Operator - "B" Dimension is 4 7/16" Long. NOTE: If you need a Left Handed Unit Specify In COMMENT SECTION at Checkout.


IF YOU HAVE THE "SHORTER LENGTH ARM ( 2 7/8" ) see the link below:


THIS REPLACES THE OLD STYLE UNITS THAT INSTALL UNDER / THROUGH THE BOTTOM SILL STOP.  Special Order Units - as shown in pictures. Handles and covera are sold seperately..   

If You Are Uncertain .. or Need Other Parts Email:



SKU: RH -10815501 -OS 10810340