Oregon 73-030 Snow Thrower Universal Skid With Mounting Width Of 2-Inch To 3-Inch And 3/8-Inch Bolt Holes Fits white models ST800, 850, 950 and 1050 Also fits many Toro, MTD, Deere, Noma, Murray and Snapper Eccentric washers allow mounting to a variety of mounting dimensions Mounting width: Minimum of 2-inhces/Maximum of 3-inches, 3/8-inch bolt holes Bolts sold individually