Universal Mulching Blade 21 3/4" L, 5/8" Center Hole
Green Meadow UMB22S, Green Meadow 95-021, Oregon 95-042, NHC 2113-0128
Center To Center: 1 7/8 ", Outer Hole: 3/8 " X 1", Length: 21 3/4 ", Thickness: .149 ", Width: 2 1/2 ", Center Hole: 5/8 "

R9