This item is discontinued and is limited to existing inventory.

Replace with square button 7-1/2 inch arm operator 0531108 and new track 0532108. 

Andersen 2420 Primed wood casement window roto-gear Amerock operator with round 9/16 diameter metal button.

Application: Prime wood casement window
Service Years: 1945 to 1960
Arm Length: 7-1/2 inch
Arm Length was available in 7-1/2 inch and 9-1/2 inch arms.
Handed: Yes, Left Hand As shown
Markings: 7073 L stamped into arm ( 7073A)
Color: Bronze Finish
Priced and sold each, Operator Only, No Handle or screws

Related Andersen Parts:
0536011- Bronze Handle
0531212- Right 7-1/2" Andersen Straight Arm Casement Operator 
0532008- Track Channel , Round Button - Discontinued