Oregon 21-3/8" Gator G3 Blade - 92675 Blade Width: 2.50" Blade Thickness: 0.187" Blade Length: 21-3/8" Outer Hole Diameter: 3/8" Center Hole Size:11/16" Center-to-Center:3-11/16" OffSet: 3/8" Air Lift: 1" Gator Blade Series Gator G3 Center hole 11/16" Aggressive blade angle increases air flow to push debris up and out for superior bagging or side discharge Gator Mulcher® provides cleaner, more efficient cutting performance can eliminate the need to bag, saving time and hassle Replacement for major brand: John Deere Replaces: Arnold: 490-110-0144 John Deere: GX20249, GX20433, GY20567 Laser: 91748 Mowmower: MB12919 Stens: 302-420 Sunbelt: B1PD1045, B1PD5045 Thanks for looking!