Ladder-Max Multi-Pro Wide Span (51 inches) Standoff Attachment for use with our "Multi-Pro for Corners and More" ladder stand-off/stabilizer Wide Span (51 inches) stand-off attachment. For use only with the Ladder-Max "Multi-Pro For Corners and More" ladder stand-off/ stabilizer. ANSI certified for safety, easy connection. Easily spans a 4' wide window. Great for window cleaning, painting and other projects.