Cutter blade compatible with BOSCH AL-KO lawn mowers: Classic 4.2 E Plus - Classic 4.2 E TECHNICAL SPECIFICATIONS Distance between holes in mm: 75,00 Central hole: round Central hole in mm: 8,10 width in mm: 50,00 length in mm: 417,00 Direction of rotation: clockwise thickness in mm: 2,50 Ø outer hole in mm: 9.4 x 8 code: 122-808 original code: AL-KO 412826 449061 CZ