PULLEY WITH INTERNAL TEETH 12 TEETH FOR RIDE-ON MOWER lawn mower COMPATIBLE WITH HUSQVARNA TECHNICAL CHARACTERISTICS MODELS YTH20K46 EXTERNAL DIAMETER 159 mm INTERNAL DIAMETER - mm HEIGHT 25.4 mm CODE: 31270206 ORIGINAL CODE: 532 19 59-45 , 532 19 74-73 , 195945 SR