Blade for ALKO AL-KO lawnmower mower models: T 15-102 HDS T15-120 HDS BIO COMBI T 15-102 S BIO COMBI T 18-102 HDS CHARACTERISTICS: length: 525 mm centre hole: 16.2 mm outer hole: 6.5 mm centre distance: 150 mm Code : 842521933 Original Code : 521933 ALKO AL-KO