Original AL-KO ROBOLINHO lawn mower blade Features : Length (mm): 102 Centre hole (mm): 3,2 Outer hole (mm): - Centre/centre distance (mm): - Weight: 20g For models : AL-KO : Robolinho 3000 from year of manufacture before 05/2013 , Code : 842474880 Original part number : 474880 470932 AL-KO