(3 Pack) Toro / Wheel Horse Premium Rplm 18" x 2 &frac12;" Mulching Lawn Mower Deck Blade | 105778103 105-7779 105-7779-03 This is a Brand New 3 Pack Premium Replacement Lawn Mower Deck Blade! Top Quality Premium Replacement Replacement Part! Center Hole 5/8" Length 18" Thickness .197" Width 2 " Predator blades provide the flat blade design preferred by most commercial mowers with an extended cutting length for increased cutting efficiency. (2) blades for 36" cut. (3) blades for 52" cut.