Genuine OEM replacement 21.6-inch medium-lift mower blade for Toro TimeCutter zero-turn mowers with 42" decks.  fitting models from 2007-2014 (like Z series, SS series, MX series), designed for bagging/side discharge, and featuring a 5/8-inch circular center hole for specific spindle types. Two blades are needed for a 42" deck. 

Hi-Flow mower blades are the go-to blades for mowers with a bagger. The blades are designed to cut the grass and Flow the clippings, propelling them up and out of the discharge chute.