2-3/4" X 3/8" Flat idler PulleyComposite Construction to ensure long life.Fits Lazer Z, Frontrunner and Z-Master Modles2-3/4" X 3/8" Flat Idler Pulley Compatible Replacement for Exmark 109-4078, FitsSKU: 12300$34.50PriceQuantity*Add to Cart