Six New Aftermarket Toothed Mulching Mower Blades Fits Ferris Mower Models: 1000Z 52″, Comfort Control DD 52″, HydroWalk 36″, HydroWalk DD 36″, HydroWalk DD 52″, IS1000Z 52″, IS1500Z 52″, IS2000Z 52″, IS2500Z 52″, IS500Z 52″, ISZ 52″, UltraBelt 36″, UltraBelt 52″, UltraBelt GD 36″, UltraBelt GD 52″

Set Includes: 6 High Quality Lawn Mower Blades

Mower Blade Specs:

Length: 18″, Width: 3″, Center hole: 5/8″, Thickness: 0.236″

Replaces Part Number: 21227S, 481711, 5021227, 5021227S, 5021227X2, 5101756S, 5103304S, 5103304X2