Wheel-Smooth, 9X3.5X4, White Fits 200 and 300 series Pro walk-behind mowers with 36", 40", 50", and 60" decks. Zerk fitting. Eliminator tire B1CO88.    Bearing Type: Roller    Center Hole: 3/4"    Hub: 3-1/4", Centered Hub Type    Style: Caster Wheel    Tread Pattern: Smooth    Wheel Color: White Ariens / Gravely (Undefined) SEVERAL
