HUSQVARNA MULCHING MOWER BLADE FOR DIFFERENT MODELS MODEL - TECHNICAL SPECIFICATIONS LENGTH 490 mm CENTRAL BORE STAR 5-PINT OUTSIDE BORE - mm CENTRAL BORE INDEX - mm CODE: 13270193 ORIGINAL CODE 532 13 84-97 , 532 13 13-12 , 532 18 78-42 , 127842 , 138497 SR