Replaces O.E.M. #172-1299, 177-2144, Length 14-3/4", Center Hole 3/8", Outside Hole 11/32", Width 2", Thickness .204. (3) blades for 42" cut. For model 18423

Replaces O.E.M. #172-7926 Length 15-5/16", Center Hole 3/8", Outside Hole 3/8", Width 2", Thickness .204. Fits models 18300, 30042R & 30042S center mount mower (3) blades for 42" cut

Replaces O.E.M. #189-3850 Length 21-13/16", Center Hole 1/2", Outside Hole 3/8", Width 2", Thickness .187. For 22" mulcher.  **LIMITED SUPPLY**