Old Marvin Casement Window Crank Operators | Casemaster Style

Old Model | Old Style - Marvin Casement / Marvin Case-Master Operator Replacements. Part # RF-PI Casement Awning Window Crank Operator Mechanism - 4 7/16"  Arm ( see diagrams ) Old Style Cranks, P234, P233, DC - Specify Handing in the Drop Down Section Below - SEE PICTURES BELOW FOR "B" ARM LENGTHS AND OPTIONS BEFORE ORDERING. Please Note - If You Need the Shorter Arm Egress Style Units [2 7/8" and 3 3/4"] You MUST SPECIFY IN THE COMMENT SECTION AT CHECKOUT. If not specified, we will ship the 4 7/16" "B" Arm Length.

*Also available In Coastal Stainless Rust and Corrosion Resistant Models.