Clearing blade for original AL-KO ROBOLINHO robot lawn mower Features : Length (mm): 93 Centre hole (mm): 3,2 Outer hole (mm): - Centre/centre distance (mm): - Weight: 13 g For models : AL-KO : Robolinho 100, Robolinho 3000 after construction year 05/2013 , Robolinho 4000 Part No. : 842440434 Original part No. : 440434 , 440434ET AL-KO SR m