Replaces OEM: Ariens: 09023500, Gravely: 011950, Toro: 68-8980Fits Models: Ariens Front Wheels for 40" and 50" Decks, Gravely Front Wheels for 40" and 50" Decks, Toro 36", 37", 111 8 cm, 1.8 cm. 8.6", 52", and 62" Hydro Walk Beach. inds, 1997-2003; 36", 44" and 52" Walk Beinds, 1980-2002 Specifications: ID: 1/2", Outer Diameter: 3/4", Length: 3/4"