Rotary 6221 Blade 18-5/8"X13/16" Mulcher Fits John Deere by Rotary $17.36 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Blade PRODUCT DESCRIPTION DESCRIPTION Requires (3) for 54" Cut John Deere; Model F-725. Mulching Blade FITS MODELS JOHN DEERE F620, F725, GS25, GS45, GS75, GT235, LX288, S2554, Tricylcer, Z-trak F620, 2254, 2354, 2554, 3 for 54", 325, 325-455, 335, 345, 355D REPLACES OEM JOHN DEERE M113518 WINDSOR 50-4390 SPECS CUT DIRECTION RIGHT LENGTH 18-5/8" THICKNESS 0.2040" WIDTH 2-1/2" C. H. DIA 13/16"