Adapts 1" universal blades to fit MTD 090 series, MTD 030/040, MTD 312R, 313R, 315R, 816R, 818R, 462R - 479R, MTD 22" MulcherID: 13/16"OD: 1"
HEIGHT: 12 mmID: 12 mmOD: 17 mm
HEIGHT: 12 mmID: 0.3750"OD: 0.2700"
HEIGHT: 12 mmID: 0.3750"OD: 0.5100"
HEIGHT: 12 mmID: 0.3750"OD: 0.5900"
HEIGHT: 12 mmID: 0.3130"OD: 0.3900"