Main Street Mower | Hi-Flow Blade | 18 Inch | 5/8 Hole | Z Master / GrandStand | 52" Deck | 52-58-180-H

Main Street Mower 52-58-180-H High-Lift Blade (Fits Toro 105-7781) Engineered for cutting, the Main Street Mower 52-58-180-H is built to match Toro OEM specification 105-7781 (and 105-7781-03). Crafted from heavy-duty 0.204" heat-treated steel, this 18-inch blade features an aggressive high-lift sail that creates intense under-deck suction. It lifts limp, tall, or wet grass upright prior to cutting, delivering an even finish and preventing clumping during side-discharge or collection. Key Specs: Blade Length: 18.0 inches Blade Width: 2.5 inches (2 1/2") Center Hole: 0.625 inches (5/8" Round) Thickness: 0.204 inches Heavy-Duty Steel Fitment: Fits 52-inch decks (requires 3 blades) and 36-inch decks (requires 2 blades) on Toro Z Master, Mid-Size Walk-Behinds, and compatible Exmark commercial mowers equipped with standard 5/8" spindle arbors. Part Decoding (52-58-180-H): 52 = Designed for 52" Commercial Decks (also fits 36" Decks) 58 = 5/8" Center Hole 180 = 18.0" Blade Length (18") H = High-Flow / High-Lift Commercial Contour