The Snapper 84003173 Lawn Mower Deck Spindle Arbor Assembly supports blade rotation within compatible Snapper lawn mower deck applications. This spindle arbor assembly connects the mower blade and deck drive components to help maintain proper blade movement during cutting. It is a practical replacement for a worn, damaged, or faulty spindle assembly that may cause blade wobble, unusua... https://www.wholetoolbox.com/snapper-84003173-lawn-mower-deck-spindle-arbor-assembly/84003173.html