Airstream Lower Step Arm Support for Aluminum Double Step Assembly - 400005

Airstream Lower Step Arm Support. The longest of all the step arms, this lower step arm support is 9 ⅜” long and 1 ¼” wide. Used on Airstream Classic, Airstream Land Yacht trailers and many other Airstream models.

For Double Step Assembly 3440006 

See parts manuals for compatibility and placement.

Compatibility: 1977 to Present Airstream