Six New Aftermarket Replacement High Lift Mower Blades 539126275Part(s) Included539126275: High Lift Mower Blades (x6)Fits Dixon Zero Turn Lawn Mowers:428, 429Requires (3) Blades for 42″ Cut / DeckTech Information:Length: 14-1/2″Center Hole: 11/16″Width: 2-1/2 “Thick:.187″Replaces Part Number(s)13920, 13938, 539 129543, 539119838, 539119853, 539126275, 53912954,539129543, 539129683, 539129700, 575139201, 6092, 6231, 6236, 8688