Simplicity 502 is a 48" Rotary Mower and Leaf Mulcher, which can be attached to the tractor. The mower has a cross drive belt and a blade drive belt, both of which are low stretch, high strength, polyester, "W'' design belts, designed and manufactured to provide long and satisfactory service. The mower spindle drive belt is spring loaded and requires no further adjustment. The mower arbor spindles are supported in prelubricated sealed ball bearing assemblies which do not require further attention.