Blade for lawn mower mower for model: ROYAL 53 Features: Length: 533 mm Central hole diameter: 10 mm Side hole diameter: 8.5 mm Side hole centre distance: 65 mm Code: 22-822 Reference code: 516 49 43-04 494304 Husqva rna and Partner [AYP, FLYMO, MARAZZINI, MURRAY, NOMA]