Mulching Blade / John Deere M113517Pack Size:1John Deere M113517, Scotts M113517Dealer Choice 50-4385, Edgewater 154217, ESF 114-572, Foley/PLP 114-572, Green Line 34804, Green Meadow UJD16, Laser L1906, Laser 91333, Mow More JD16A, NHC JD5009, Oregon 91-383, Prime Line 7-06376, Rotary 6223, Rotary 15-6223, Rotary 15-6224, Sunbelt JD-5009, Sunbelt SB-91383, Sunbelt B1JD5009, Sunbelt B1PD1024, Sunbelt B1PD5024John Deere Z-trak F620; requires 3 for 48" deck; Scotts S2048 and S2348 ('99-'01) series; requires 3 for 48" deckLength: 16 5/8 ", Center Hole: 13/16 ", Width: 2 1/2 ", Thickness: .203 "