MURRAY CompATIBLE lawn mower blade for lawn mowers CXM 550 , MP 450 , MP 550 , MX 450 , MX 550 , MXU 16550 E Features: Length (mm): 406 Centre hole (mm): 11 Outer hole (mm): 11 Centre/centre distance (mm): 49 Weight: 556 g Code : 13271561 Reference code : 881076BZYP , 881076YP , 700024 MURRAY SR m