Older Model Marvin Windows - Marvin French Case-Master Casement Window Parts / Case-master Awning, Old Wood Case-master, Clad Case Master Models. Old Style Casement Operators for Marvin Windows. NOTE: "B"Arm Lengths - Specify Your Size in the "comment section" if you need 3 3/4" or 2 7/8" at checkout

The Marvin Casemaster window was installed in millions of homes from the 1970s through 2010, and homeowners often search for Marvin Casemaster replacement parts, Marvin Case Master Weather Strip, Marvin Casemaster casement and awning roto gear operators, Marvin Casemaster hinges, and other Marvin Casemaster window hardware. Although the Casemaster line is discontinued, we provide accurate parts identification, compatible replacements, and expert support for every generation of Casemaster hardware.

Casemaster, Casement Window Crank Operator. Specify Handing in the "comment section" at checkout (see illustration)

SEE PICTURES AND DETAILS BELOW - If None Specified, We Ship Left Handing, 4 7/16" - "B" ARM