Lawn mower blade compatible MURRAY Lawn mower blade for Models 20805X50 A, 20905X8 C, 20817 A, 20905 B Features: Length (mm): 492 Centre hole (mm): 9.5 Outer hole (mm): - Centre/centre distance (mm): - Weight:622 g Code: 13270107 Reference code: 471548MA, 4711613MA, 43865E701, 71548E701, 071548E701MA, 471548 MURRAY