Lawn mower blade compatible MTD, Yard Man, Gutbrod Lawn mower blade for mower models 30", 115/76, 12/76T, J115, Junior 115, Mastercut 76, Spider 76 Features: Length (mm): 760 Centre hole (mm): star , 6 points Outer hole (mm): 8.5 Centre/centre distance (mm): 63.5 Weight: 1 kg 13271083 Part No.: Reference Code: 742-04058 , 742-0609 MTD, Yard Man, Gutbrod SR m