Pella Egress Casement window Operator with 10 inch arm. Type: Straight Arm - Egress Handing: Left and Right Handed Arm Length: 10 inch; measures 11 inches from center of rivet. Crank Handle and cover sold separately
How to Change Out Your Pella Roto Operator (Video | Article)
EGRESS NOTE: This is not a kit to convert a standard casement window to an Egress. This is just the operator. If you want to convert your window to egress, you need a kit that contains additional hardware.
How to Replace the Operator in a Pella Casement Window
This product is similar to or the same as the following part numbers in these brands: Strybuc Industries: 900-19620