Blade for lawn tractor lawnmower mower original code 153520 SIMPLICITY 1704101ASM 565mm Blade for lawn tractor mower in combination with our article code 153521 for 38" inch deck the lawn tractor mounts 2 different blades the right and the left one CHARACTERISTICS: Length: 565 mm Central hole diameter: 19 mm Side hole diameter: 10 mm Centre distance between side holes: 66 mm CODE: 153520 ORIGINAL CODE REFERENCE: 1704101ASM S IM PL ICI TY