New Aftermarket Replacement Blade and Deck Wheel KitPart(s) Included103-6403: Blades (x3)103-3168: Deck Wheel Kit w/ Hardware (x6)Fitment:Fits Exmark Zero-Turn Lawn Mowers: Lazer Z Series with 60 inch DecksBlade Tech Information:Type: Notched High LiftLength: 20-1/2″Width: 2-1/2″Thickness: 0.2040″Center Hole Size: 15/16″Deck Wheel Tech Information:Wheel Size: 5″ x 2-3/4″Bore Size: 5/8″Hub: 2-1/2″Tread Pattern: SmoothIncludes Bushings, Bolt, and WashersReplaces Part Number(s)103-6403, 103-6403-S, 543294, 50-2813,103-3168, 103-4051, 103-7263, 103-7363, 109-9011, 116-9981