The Toro 115-2642 Lawn Mower Spindle Shaft supports the mower blade and transfers rotational power for smooth, efficient cutting performance. Designed as a replacement spindle shaft, it fits compatible Toro lawn mowers to connect the spindle assembly with the cutting blade. It works by rotating within the spindle housing to drive the blade while maintaining proper alignment during ope... https://www.wholetoolbox.com/toro-115-2642-lawn-mower-shaft-spindle