6 Pack Stens 320-535 Rolled Air-Lift Blade for Ariens, Gravely, Toro, Burton, and Dixie Chopper 50" Deck Lawnmower Fits: Ariens Zoom 2050, 2250; Gravely Promaster PM100Z, Promaster PM160Z, Promaster PM200, Promaster PM250Z, Promaster PM300, Promaster PM310, Promaster PM50, ZT2250, ZT2350, ZT2450 Blade Replaces OEM Part Numbers: Ariens, Gravely: 08779200, 08779251; Gravely: 046998, 08899600, 09082400, 09246700, 11234, 21285000, 21285051, 46998, 8779251, 8861651, 88993300 Blade Replaces OEM Part Numbers: Bunton: PL7329; Dixie Chopper: 30227-50, 30227-50H, 30227-50V, 30227-H, 30227-N, 3022750, 3022750H, 3022750V, 30227H; Toro: 113579, 113579-09, 30227 Blade Specs: Length: 17", Center Hole: 5/8", Width: 2 1/2", Thickness: .250"