Blade for lawn tractor mower mower HRB535 HRB536 HRD535 HRD536 HRG536C HRH536 ANTICHOC BLADE A: 530mm B: 22mm C: 10x12mm D: 91mm E: 2. 5mm F: 73mm A: diagonal blade length B: Ø centre hole C: Ø positioning holes D: positioning hole spacing E: blade thickness F: blade width HONDA Part No.: R301776 30-653 Original part No.: 72511VE1651 AT