Metal extension pieces are used with our swivel handles when needed to provide the right clearance around window frames and other obstructions.
These can be used with:
Each comes with the appropriate length screw to thread into common splined operators like our Window Gear Operator VTS-323.
The 7/8" size is old Hehr number 008-164 and is often used on Hehr 2400, 2700, 3500 and 3600 series windows. But check the length you need before ordering.