91-596 Oregon replacement lawnmower Blade for John Deere lawn mower deck Compatible fit with OEM: TCU35394 21" length from corner to corner of blades cutting edge (measured diagonal) 5/8 center hole Width 2.50 inch thickness .203 offset 0" drop - from the center of the blade to bottom of cutter edge 1" Lift replaces factory blade with same measurements Also compatible fit Replace JOHN DEERE TCU35394 and Simplicity 61" deck requires 3 for 61" cut- How to measure and match the correct blade see photos. Note- Lawnmower blades ships free to mainland 48 Contiguous States in USA physical address only no PO boxes unless less than 300 miles from Iowa. Sorry- No shipping to Alaska or Hawaii on this item. Product Type Blades Prop 65 Description WARNING: This product can expose you to Nickel, a chemical known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov