The Toro 107-9161 Spindle Housing Assembly supports the mower deck spindle and helps maintain proper blade rotation during cutting. Designed as a replacement housing assembly, it provides a secure mounting point for the spindle components and helps keep the cutting system properly aligned during operation. Replacing a worn or damaged housing can help reduce unwanted movement, vibratio... https://www.wholetoolbox.com/toro-107-9161-spindle-housing-assembly/107-9161.html